Quiz 6 1 similar figures proving triangles similar answer key. GEOMETRY Unit 5 (Chapter 6) – Similarity # DATE TOPIC OBJECT...

Unit 1 Module 1: Congruence, proof, and constructions. Unit 2 Mod

Proving Triangles Similar & Similar Triangles quiz for 9th grade students. Find other quizzes for Mathematics and more on Quizizz for free!Download Similar Figures Answer Key Survey . ... proving lines parallel worksheet. Document 8402490. Lesson: 11.3 Angle Angle Similarity. ... Similarity Theorems Wksht - 2/06 File. Lesson 15: The AA Criterion for Similar Triangles Date: Verifying Triangle Congruence Resource. 7.7 solving right triangles to solve a right triangle means to find ...Download Similar Figures Answer Key Survey . ... proving lines parallel worksheet. Document 8402490. Lesson: 11.3 Angle Angle Similarity. ... Similarity Theorems Wksht - 2/06 File. Lesson 15: The AA Criterion for Similar Triangles Date: Verifying Triangle Congruence Resource. 7.7 solving right triangles to solve a right triangle means to find ...For what values of x and y are the triangles shown congruent? x 5 1, y 5 4 x 5 4, y 5 1 x 5 2, y 5 4 x 5 1, y 5 3 3. Two triangles have two pairs of corresponding sides that are congruent. What else must be true for the triangles to be congruent by the HL ! eorem?! e included angles must be right angles. ! ey have one pair of congruent angles.Exercise 49. Exercise 50. Exercise 51. Exercise 52. Exercise 53. Exercise 54. Find step-by-step solutions and answers to Geometry - 9780547315171, as well as thousands of textbooks so you can move forward with confidence. 4 questions Practice Introduction to triangle similarity Learn Intro to triangle similarity Triangle similarity postulates/criteria Determining similar triangles Proving slope is …Exercise 27. Exercise 28. Exercise 29. Exercise 30. Exercise 31. Exercise 32. Exercise 33. Exercise 34. Find step-by-step solutions and answers to Big Ideas Math Geometry: A Common Core Curriculum - 9781608408399, as well as thousands of textbooks so you can move forward with confidence.8.1 & 8.2 Quiz – Page 434; 8.3 Proving Triangle Similarity by SSS and ... What are two ways to use corresponding sides of two triangles to determine that the triangles are similar? Answer: Lesson 8.3 Proving Triangle Similarity by SSS and SAS. Monitoring progress. Use the ... enVision Math Answer Key for Class 8, 7, 6, 5, 4, 3, 2 ...2_test_honors.tst. Download File. 3.1_pairs_of_lines_and_angles.pdf. Download File. 3.2_parallel_lines_and_transversals.pdf.Triangles. Medians of triangles. Altitudes of triangles. Angle bisectors. Circles. Free Geometry worksheets created with Infinite Geometry. Printable in convenient PDF format.v. 1 : Apr 13, 2020, 7:10 AM: Shawn Plassmann: Ċ: Geometry - Chapter 8, Section 3 Reference Sheet - Proving Triangle Similarity by SSS and SAS (Landscape).pdf View Download: Reference Sheet 513k: v. 1 : Apr 13, 2020, 7:10 AM: Shawn Plassmann: Ċ: Geometry - Chapter 8, Sections 3 Class Notes - Proving Triangle Similarity by SSS and …8.3 Proving Triangle Similarity by SSS and SAS. Exploration 1. Deciding Whether Triangles Are Similar. Work with a partner: Use dynamic geometry software. a. Construct ∆ABC and ∆DEF with the side lengths given in column 1 of the table below. Answer: b. Copy the table and complete column 1. Answer: c. Are the triangles …Similarity and Congruent Triangles quiz for 8th grade students. Find other quizzes for Mathematics and more on Quizizz for free! When two lines intersect form a right triangle. If the corresponding side lengths of two triangles are proportional, then the triangles are similar. (SSS similarity theorem) If an angle of one triangle is congruent to an angle of a second triangle and the lengths of the sides including these angles are proportional, then the triangle are similar.Use congruence and similarity criteria for triangles to solve problems and to prove relationships in geometric figures. WORKSHEETS: Regents-Similarity 1 GEO basic: 22: TST PDF DOC: Regents-Similarity 2 GE/A basic: 8/6: TST PDF ... Regents-Triangle Proofs 2 GEO/GE/B proof: 4/6/1: TST PDF DOC: Regents-Quadrilateral Proofs GEO/GE/B: …• When using millimeters, the ratio 20 mm : 10 mm 2 : 1. • When using centimeters, the ratio 2 cm : 1 cm 2 : 1. A ratio can also be used to express the relationship among three or more numbers. For example, if the measures of the angles of a triangle are 45, 60, and 75, the ratio of these measures can be written as 45 : 60 : 75 or, in ...How to Identify Similar Triangles with Proofs - Similar figures are those that have the same shape but different sizes. We can easily identify similar triangles by applying …Section 6.1 Similar Figures G.4.3 Use coordinate geometry to prove properties of polygons such as regularity, congruence, and similarity; G.4.4 Explain the relationship between …3.3 - Proving Triangles Similar. 3.3 - Proving Triangles Similar Notes ... 3.4 - Quiz Review KEY. 8/30. 3.5 - Quiz and SOHCAHTOA Ratios . Good Luck! 3.5 - Right ...Start studying unit 6 similar triangles. Learn vocabulary, terms, and more with flashcards, games, and other study tools. ... Write. Spell. Test. PLAY. Match. Gravity. Created by. juliaasoukup. Terms in this set (7) AA~, SSS~, SAS~ ways to prove triangles simular. mid segment theorem. if two figures are similar then the corresponding sides are ...There are several ways to prove certain triangles are similar. The following postulate, as well as the SSS and SAS Similarity Theorems, will be used in proofs just as SSS, SAS, ASA, HL, and AAS were used to prove triangles congruent.6.5 Prove Triangles Similar by SSS and SAS Obj.: Use the SSS and SAS Similarity Theorems. Key Vocabulary • ratio, p. 356 • proportion, p. 358 • similar polygons, p. 372 Side-Side-Side (SSS) Similarity Theorem If the corresponding side lengths of two triangles are proportional, then the triangles are similar. If = = , then ∆ABC ~ ∆RST.Emma Mayo 42 plays 45 questions Copy & Edit Live Session Assign Show Answers See Preview Multiple Choice 15 minutes 1 pt Determine whether the triangles are similar by AA~, SSS~, SAS~, or not similar. AA SSS SAS Not similar Multiple Choice 15 minutes 1 pt Determine whether the triangles are similar by AA~, SSS~, SAS~, or not similar. SAS AA SSS15 Qs. Proving Triangles Similar & Similar Tria... 4.3K plays. 9th - 10th. Unit 6: Similar Triangles Review quiz for 8th grade students. Find other quizzes for Mathematics and more on Quizizz for free!7-3: Triangle Similarity QUIZ 1: 7-1 & 7-2 I can use the triangle similarity theorems to determine if two triangles are similar. I can use proportions in similar triangles to solve for missing sides. I can set up and solve problems using properties of similar triangles. I can prove triangles are congruent in a two-column proof.Please save your changes before editing any questions. 2 minutes. 1 pt. Are the triangles similar? Explain. No, because only one angle of the triangles is congruent. Yes, because two of the angles are congruent. No, because only one triangle has a right angle. Not enough information to determine. Solving Similar Triangles Practice 11.8_solving_missing_sides_of_similar_triangles.pdf Day 65 Proving Similar Triangles Notes 11.9_proving_similar_triangles_notes.pdf Notes FILLED IN 11.9_proving_similar_triangles_notes_filled_in.pdf Proving Similar Triangles CW/HW 11.9_similar_triangles.pdf Day 66 Triangle Similarity Organizer 11.10_triangle ...Exercise 57. Exercise 58. Exercise 59. Exercise 60. Exercise 61. Exercise 62. Find step-by-step solutions and answers to Geometry - 9780133500417, as well as thousands of textbooks so you can move forward with confidence.To play this quiz please finish editing it. 6 1 Similar Figures Geometry Side Side Side SSS Similarity Theorem.. 6 9 A 12 B C 6 4 8 D E F 6 10 14 G H J To decide which if any of the triangles are similar you need to consider the ratios of the lengths of corresponding sides. 34 - Quiz Review. 8-2 Similar Polygons 7. 8-1 Ratios and Proportions 2.Study with Quizlet and memorize flashcards containing terms like similar figures have 2 corresponding angles and proportional sides, to prove scales proportional use a, ratio of the corresponding sides and must be the same for ratio of all corresponding sides and more. ... Quiz geometry 6.1-6.4: (use similar polygons, prove similar by AA, prove ...Similar figures have the same shape, but they do not have the same size. If a figure or segment is congruent then it is the same in every respect. Similar figures are therefore not congruent. These classifications help us better understand the geometric systems. If we have two congruent triangles, all of their angles are the same too. Unit 6 Similar Triangles Answer Key : - Takut Akan - Blogger. If the triangles in each pair are similar. All answer keys are included. 10 16 18 a 4 7.2 8 15. Similar figures & triangles test. If so, state how you know they are similar and complete the similarity statement. Unit 6 similar triangles answer key.Justify your answer (AA, SSS, SAS) Determine whether the pair of triangles is similar. Justify your answer (AA, SSS, SAS) Identify the similar triangles. Find x and the measures of the indicated sides. Find AE if AB=12, AC=16, and ED=5. Find CD if AE=8, ED=4, and BE=6. If DB=24, AE=3, and EC=18, find AD.Quiz 6 1 Similar Figures Proving Triangles Similar - Displaying top 8 worksheets found for this concept. Some of the worksheets for this concept are Practice with congruent and similar triangles, Solving proportions involving similar figures, Similar figures date period, Similar triangles, Similar triangles date period, Name period gl unit 5 ...3.3 - Proving Triangles Similar Notes and Practice KEY ... 3.4 - Quiz Review. 3.4 - Quiz Review KEY. 8/30. 3.5 - Quiz and SOHCAHTOA Ratios . Good Luck! 3.5 - Right Triangle Trig Ratios Notes. 3.5 - Right Triangle Trig Notes and Practice KEY. 8/31. 3.6 - SOHCAHTOA Given Info and Co-Functions.6.2-4 HW Proving Triangles Similar quiz for 9th grade students. Find other quizzes for Mathematics and more on Quizizz for free!Find step-by-step solutions and answers to Big Ideas Math Geometry: A Bridge to Success - 9781680331189, as well as thousands of textbooks so you can move forward with confidence. ... Chapter Test. Page 120: Cumulative Assessment. Exercise 1. Exercise 2. Exercise 3. Exercise 4. Exercise 5. Exercise 6. ... Proving Triangle Similarity by AA. …Unit 6 Similar Triangles Answer Key : - Takut Akan - Blogger. If the triangles in each pair are similar. All answer keys are included. 10 16 18 a 4 7.2 8 15. Similar figures & triangles test. If so, state how you know they are similar and complete the similarity statement. Unit 6 similar triangles answer key.3.1K plays. 4th - 8th. 20 Qs. Similar Figures. 9.4K plays. 7th. triangle similarity quiz for 6th grade students. Find other quizzes for Mathematics and more on Quizizz for free!Please use this module with care. Do not put unnecessary marks on any part of this SLM. Use a separate sheet of paper in answering the exercises and tests. And read the instructions carefully before performing each task. This module was designed and written with you in mind. It is here to help you master the Right Triangle Similarity Theorems.1 pt. A gymnasium is 96 feet long and 75 feet wide. On a blueprint, the gymnasium is 5.5 inches long. To the nearest tenth of an inch, what is the width of the gymnasium on the blueprint? 4.3.REF: 7-1 Ratios and Proportions 3.ANS: 6 REF: 7-1 Ratios and Proportions 4.ANS: REF: 7-1 Ratios and Proportions 5.ANS: REF: 7-2 Similar Polygons 6.ANS:; REF: 7-2 Similar Polygons 7.ANS: The triangles are not similar. REF: 7-2 Similar Polygons 8.ANS: 8 REF: 7-2 Similar Polygons 9.ANS: REF: 7-3 Proving Triangles Similar 10.ANS: 70 REF: 7-3 ...Proving Similar Triangles quiz for 9th grade students. Find other quizzes for Mathematics and more on Quizizz for free! Skip to Content Enter code. Log in Sign up. Enter ... Similar Figures 1.5K plays 8th - 9th 19 Qs . Similar Triangles 4.5K plays 9th - 12th 16 Qs . Proportion Word Problems 3.1K plays 4th - 8th 20 Qs .Proving Triangles Similar & Similar Triangles quiz for 9th grade students. Find other quizzes for Mathematics and more on Quizizz for free! Proving Similar Triangles quiz for 9th grade students. Find other quizzes for Mathematics and more on Quizizz for free! Skip to Content Enter code. Log in Sign up. Enter ... Similar Figures 1.5K plays 8th - 9th 19 Qs . Similar Triangles 4.5K plays 9th - 12th 16 Qs . Proportion Word Problems 3.1K plays 4th - 8th 20 Qs .Chapter 8: Similarity Geometry Student Notes 1 Addressed or Prepped VA SOL: G.7 The student, given information in the form of a figure or statement, will prove two triangles are similar. G.14 The student will apply the concepts of similarity to two- or three-dimensional geometric figures. This will include a) comparing ratios between lengths, perimeters, …Quiz 6 2 Proving Triangles Are Similar - Displaying top 8 worksheets found for this concept.. Some of the worksheets for this concept are Write your proving triangles similar questions here, Name date geometry williams methods of proving, Similar triangles date period, Unit 4 triangles part 1 geometry smart packet, Similar triangles and circles …UNIT 6Similar Figures. UNIT 6. Similar Figures. Section 6.1: Similar Figures Section 6.2: Prove Triangles Similar Section 6.3: Side Splitter Thoerem Unit 6 Review.Triangle PQR and triangle PRS. triangle similarity answer 1. Verifying triangle similarity 2. Triangle JKL and triangle JMN. Triangle similarity answer 2. Finding lengths in similar triangles. Explain why triangle ABC is similar to triangle DBE and then find BE. answer. Writing proofs with similar triangles.2 angles are congruent --> two triangles are similar. Side-side-side similarity postulate. 3 corresponding sides are proportional, then triangles are similar. Side-Angle-Side Similarity Postulate. two sides are proportional and included (inside) angle is congruent, then the two triangles are similar. 1. Find two corresponding sides that have ... This geometry video tutorial provides a basic introduction into triangle similarity. it explains how to use two column proofs in order to prove if two trian...This worksheet and quiz will let you practice the following skills: Interpreting information - verify you can read information regarding triangles that are similar by angle-angle and interpret it ...Directions: Determine whether the triangles are similar. If similar, state how (AA-, SSS~ or SAS-), and write a similarity statement. E R V 35 9 22 U 25 20 S 28 N T 15 W M 16 D O 6 X B 85" 53'Answers8.3 Proving Triangle Similarity by SSS and SAS• Use similarity theorems to prove that two triangles are congruent. Similar Triangles Worksheet Answer Key Answer: Because the triangle (D) has the side proportion 1-inch /24-inches = 1/24. and triangle (F) has the side proportion 2 meters / 48 meters = 1/24 these two. triangles,See Standards. Unit three is about understanding similarity through dilations (similarity transformations). Students will use their knowledge of similarity and congruence to build an understanding of similar and congruent triangles (a special case of similarity, 1:1 ratio). Proportional reasoning and dilation are essential to this understanding.4.3K plays. 9th - 10th. explore. library. create. reports. classes. Triangle Similarity quiz for 10th grade students. Find other quizzes for Mathematics and more on Quizizz for free!High school geometry 9 units · 90 skills. Unit 1 Performing transformations. Unit 2 Transformation properties and proofs. Unit 3 Congruence. Unit 4 Similarity. Unit 5 Right triangles & trigonometry. Unit 6 Analytic geometry. Unit 7 Conic sections. Unit 8 Circles.Determine whether the pair of triangles is similar. Justify your answer (AA, SSS, SAS) Yes, SAS. Determine whether the pair of triangles is similar. ... Identify the similar triangles. Find x and the measures of the indicated sides. AE=15. Find AE if AB=12, AC=16, and ED=5. CD=9. Find CD if AE=8, ED=4, and BE=6. x=2 y=5.Take this quiz to find out whether you know the ins and outs of saving for retirement. By clicking "TRY IT", I agree to receive newsletters and promotions from Money and its partners. I agree to Money's Terms of Use and Privacy Notice and c...10 16. lgebra ind all possible values of x for which these two triangles are similar. x (x + ) (x - 50) 17. Multi-Step Identify two similar triangles in the figure, and explain why they are similar. Then find. 70 The possible values of x are the solutions of x 70, x x - 50, x + 70, x + x - 50, x + x , and x + x + + x These result in 50, 55, 60, or 70, of which only 50 results in …Find step-by-step solutions and answers to Geometry: Homework Practice Workbook - 9780078908491, as well as thousands of textbooks so you can move forward with confidence.Methods of Proving Triangles Similar Cut, Match and Paste Group Activity In this activity students are asked to examine 14 sets of triangles to determine if they are being shown similar by Side-Side-Side (SSS), Side-Angle-Side (SAS), or the Angle-Angle (AA) methods. Some figures appear to be representing a method but after further examination will be …Our resource for Geometry includes answers to chapter exercises, as well as detailed information to walk you through the process step by step. With Expert Solutions for thousands of practice problems, you can take the guesswork out of studying and move forward with confidence. Find step-by-step solutions and answers to Geometry - 9780076639298 ...2_test_honors.tst. Download File. 3.1_pairs_of_lines_and_angles.pdf. Download File. 3.2_parallel_lines_and_transversals.pdf.Thus my friend’s tents and my tents are similar. 8.3 Proving Triangle Similarity by SSS and SAS. Exploration 1. Deciding Whether Triangles Are Similar. Work with a partner: Use dynamic geometry software. a. Construct ∆ABC and ∆DEF with the side lengths given in column 1 of the table below. Answer: b. Copy the table and complete column 1 ...Question 1 120 seconds Q. Are the triangles similar? answer choices Yes No Question 2 120 seconds Q. Are the triangles similar? answer choices Yes No Question 3 120 seconds Q. answer choices 5 6 7 8 Question 4 120 seconds Q. Solve for X. answer choices 2 ft 3 ft 4 ftHigh school geometry 9 units · 90 skills. Unit 1 Performing transformations. Unit 2 Transformation properties and proofs. Unit 3 Congruence. Unit 4 Similarity. Unit 5 Right triangles & trigonometry. Unit 6 Analytic geometry. Unit 7 Conic sections. Unit 8 Circles.Lesson 5.6: Proving Triangle Congruence by ASA and AAS 1. ASA ... Classify triangles on the coordinate plane: justify your answer Lesson 5.8: Coordinate Proofs 1. SSS Theorem in the ... Side lengths and angle measures in similar figures 2.When two lines intersect form a right triangle. If the corresponding side lengths of two triangles are proportional, then the triangles are similar. (SSS similarity theorem) If an angle of one triangle is congruent to an angle of a second triangle and the lengths of the sides including these angles are proportional, then the triangle are similar.There are obvious jobs, sure, but there are also not-so-obvious occupations that pay just as well. When everyone seems to be making more money than you, the inevitable question is “okay, what exactly do all these people do?” Fortunately, Re...Are we similar? quiz for 9th grade students. Find other quizzes for Mathematics and more on Quizizz for free! ... Similar Figures 1.5K plays ... Similar Triangles 4 ...Exercise 27. Exercise 28. Exercise 29. Exercise 30. Exercise 31. Exercise 32. Exercise 33. Exercise 34. Find step-by-step solutions and answers to Big Ideas Math Geometry: A Common Core Curriculum - 9781608408399, as well as thousands of textbooks so you can move forward with confidence.Course: High school geometry > Unit 4. Lesson 2: Introduction to triangle similarity. Intro to triangle similarity. Triangle similarity postulates/criteria. Angle-angle triangle similarity criterion. Determine similar triangles: Angles. Determine similar triangles: SSS. …Practice Introduction to triangle similarity Learn Intro to triangle similarity Triangle similarity postulates/criteria Determining similar triangles Proving slope is constant using similarity Triangle similarity review Practice Feb 15, 2021 · Thus my friend’s tents and my tents are similar. 8.3 Proving Triangle Similarity by SSS and SAS. Exploration 1. Deciding Whether Triangles Are Similar. Work with a partner: Use dynamic geometry software. a. Construct ∆ABC and ∆DEF with the side lengths given in column 1 of the table below. Answer: b. Copy the table and complete column 1 ... Justify your answer (AA, SSS, SAS) Determine whether the pair of triangles is similar. Justify your answer (AA, SSS, SAS) Identify the similar triangles. Find x and the measures of the indicated sides. Find AE if AB=12, AC=16, and ED=5. Find CD if AE=8, ED=4, and BE=6. If DB=24, AE=3, and EC=18, find AD. ‼️THIRD QUARTER‼️🔴 GRADE 9: INTRODUCTION TO SIMILAR TRIANGLES🔴 GRADE 9 PLAYLISTFirst Quarter: https://tinyurl.com/y5wjf97p Second Quarter: https ...If you're stumped on what to buy your Dad for Father's Day, answer these five questions to find the ideal gift. By clicking "TRY IT", I agree to receive newsletters and promotions from Money and its partners. I agree to Money's Terms of Use...May 11, 2022 · To play this quiz please finish editing it. 6 1 Similar Figures Geometry Side Side Side SSS Similarity Theorem.. 6 9 A 12 B C 6 4 8 D E F 6 10 14 G H J To decide which if any of the triangles are similar you need to consider the ratios of the lengths of corresponding sides. 34 - Quiz Review. 8-2 Similar Polygons 7. 8-1 Ratios and Proportions 2. If you're stumped on what to buy your Dad for Father's Day, answer these five questions to find the ideal gift. By clicking "TRY IT", I agree to receive newsletters and promotions from Money and its partners. I agree to Money's Terms of Use...Unit 6 Similar Triangles Answer Key : - Takut Akan - Blogger. If the triangles in each pair are similar. All answer keys are included. 10 16 18 a 4 7.2 8 15. Similar figures & triangles test. If so, state how you know they are similar and complete the similarity statement. Unit 6 similar triangles answer key.15 Qs. Proving Triangles Similar & Similar Tria... 4.3K plays. 9th - 10th. Unit 6: Similar Triangles Review quiz for 8th grade students. Find other quizzes for Mathematics and more on Quizizz for free! Newsela’s test answers appear after you have answered the last question of the quiz. Click Let’s Review to review the answers. Users must have an account with Newsela to take quizzes and review quiz answers.Section 6.1 Similar Figures G.4.3 Use coordinate geometry to prove properties of polygons such as regularity, congruence, and similarity; G.4.4 Explain the relationship between scale factors and their inverses and to apply scale factors to scale figures and drawings; Please save your changes before editing any questions. 2 minutes. 1 pt. Are the triangles similar? Explain. No, because only one angle of the triangles is congruent. Yes, because two of the angles are congruent. No, because only one triangle has a right angle. Not enough information to determine.NIH researchers are studying ways to keep lost weight off in research that blends entertainment and science. Trusted Health Information from the National Institutes of Health Losing weight is not easy but keeping it off can prove even harde...Unit 6 Similar Triangles Answer Key : - Takut Akan - Blogger. If the triangles in each pair are similar. All answer keys are included. 10 16 18 a 4 7.2 8 15. Similar figures & triangles test. If so, state how you know they are similar and complete the similarity statement. Unit 6 similar triangles answer key.A collection of congruent triangles worksheets on key concepts like congruent parts of congruent triangles, congruence statement, identifying the postulates, congruence in right triangles and a lot more is featured here for the exclusive use of 8th grade and high school students. A prior knowledge of triangle congruence postulates ( SSS, SAS .... UNIT 6Similar Figures. UNIT 6. Similar Figures. Section 6.1: Q. Sides in similar figures must be proportional. ans Feb 8, 2021 · Classify an angle as acute, obtuse, right, or straight. Understand and apply the Angle Addition Postulate. Use algebra to find missing measures of angles. Identify and use angle relationships including vertical angles, linear pair, adjacent angles, congruent angles, complementary angles, and supplementary angles. Proving Triangles Similar--7-3 quiz for 9th grade students. Find other quizzes for Mathematics and more on Quizizz for free! ... Similar Figures 1.5K plays 8th - 9th 16 Qs . Proportion Word Problems 3.1K plays 4th - 8th ... Show Answers. See Preview. Multiple Choice. Edit. Please save your changes before editing any questions. 1 minute. 1 pt. These worksheets explains how to determine if triangles and similar G.SRT.2 Given two figures, use the definition of similarity in terms of similarity transformations to decide if they are similar; explain using similarity transformations the meaning of similarity for triangles as the equality of all corresponding pairs of angles and the proportionality of all corresponding pairs of sides.Classify an angle as acute, obtuse, right, or straight. Understand and apply the Angle Addition Postulate. Use algebra to find missing measures of angles. Identify and use angle relationships including vertical angles, linear pair, adjacent angles, congruent angles, complementary angles, and supplementary angles. There are obvious jobs, sure, but there are also not-so-obvious...

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