Lesson 6.4 Prove Triangles Similar by AA. Objective Use the AA similarity postulate.

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Lesson 6.4 Prove Triangles Similar by AA

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Transcript of Lesson 6.4 Prove Triangles Similar by AA. Objective Use the AA similarity postulate.

Page 1: Lesson 6.4 Prove Triangles Similar by AA. Objective Use the AA similarity postulate.

Lesson 6.4Prove Triangles Similar by AA

Page 2: Lesson 6.4 Prove Triangles Similar by AA. Objective Use the AA similarity postulate.

Objective

• Use the AA similarity postulate

Page 3: Lesson 6.4 Prove Triangles Similar by AA. Objective Use the AA similarity postulate.

Standard

• 5.0 – Students prove that triangles are congruent or similar, and they are able to use the concept of corresponding parts of congruent triangles

• 12.0 – Students find and use measures of sides and of interior and exterior angles of triangles and polygons to classify figures and solve problems

Page 4: Lesson 6.4 Prove Triangles Similar by AA. Objective Use the AA similarity postulate.

Academic Language

• Similar polygons

Page 5: Lesson 6.4 Prove Triangles Similar by AA. Objective Use the AA similarity postulate.

Think/Pair/Share

• What are necessary details to prove 2 triangles are similar?

Page 6: Lesson 6.4 Prove Triangles Similar by AA. Objective Use the AA similarity postulate.
Page 7: Lesson 6.4 Prove Triangles Similar by AA. Objective Use the AA similarity postulate.

Practice

Page 8: Lesson 6.4 Prove Triangles Similar by AA. Objective Use the AA similarity postulate.

More practice

Page 9: Lesson 6.4 Prove Triangles Similar by AA. Objective Use the AA similarity postulate.

Practice

Page 10: Lesson 6.4 Prove Triangles Similar by AA. Objective Use the AA similarity postulate.

Indirect Measurement

Page 11: Lesson 6.4 Prove Triangles Similar by AA. Objective Use the AA similarity postulate.

Try it again!

Page 12: Lesson 6.4 Prove Triangles Similar by AA. Objective Use the AA similarity postulate.

Homework

• p.384 #1, 2, 5, 9, 13, 21, 31, 32


2.files.edl.io · c. SSS Similarity Theorem b. AA Similarity Postulate d. Def. of similar triangles Exs. 7, 8 ANSWER B . CHAPTER 7 8. Which statement is correct? 10 10 Exs. 7, 8 10

2.files.edl.io · c. SSS Similarity Theorem b. AA Similarity Postulate d. Def. of similar triangles Exs. 7, 8 ANSWER B . CHAPTER 7 8. Which statement is correct? 10 10 Exs. 7, 8 10

1-1 Nets and Drawings for Visualizing Geometryrohls.weebly.com/uploads/2/8/2/1/2821453/ch1notes.pdf · Examples: Triangles, ... Postulate 1–5 Ruler Postulate HJ segment HJ ... Using

1-1 Nets and Drawings for Visualizing Geometryrohls.weebly.com/uploads/2/8/2/1/2821453/ch1notes.pdf · Examples: Triangles, ... Postulate 1–5 Ruler Postulate HJ segment HJ ... Using

7-3 Similar Triangles You used the AAS, SSS, and SAS Congruence Theorems to prove triangles congruent. Identify similar triangles using the AA Similarity.

7-3 Similar Triangles You used the AAS, SSS, and SAS Congruence Theorems to prove triangles congruent. Identify similar triangles using the AA Similarity.

Loudoun County Public Schools...4.3-4.5 Prove Triangles congruent Objective. Proving triangles congruent by triangle congruence theorems Side-Side-Side (SSS) Congruence Postulate If

Loudoun County Public Schools...4.3-4.5 Prove Triangles congruent Objective. Proving triangles congruent by triangle congruence theorems Side-Side-Side (SSS) Congruence Postulate If

CPCTC Be able to use CPCTC to find unknowns in congruent triangles! Are these triangles congruent? By which postulate/theorem? _____ _____ J L K N M.

CPCTC Be able to use CPCTC to find unknowns in congruent triangles! Are these triangles congruent? By which postulate/theorem? _____ _____ J L K N M.

Warm-Up Exercises ANSWER 8 1. Give the postulate or theorem that justifies why the triangles are similar. 2. Solve =. 16 32 12 – x x ANSWER AA Similarity.

Warm-Up Exercises ANSWER 8 1. Give the postulate or theorem that justifies why the triangles are similar. 2. Solve =. 16 32 12 – x x ANSWER AA Similarity.

7.3 Proving Triangles Similar Angle-Angle Similarity (AA ~) Postulate – If two angles of one triangle are congruent to two angles of another triangle,

7.3 Proving Triangles Similar Angle-Angle Similarity (AA ~) Postulate – If two angles of one triangle are congruent to two angles of another triangle,

6.4 – Prove Triangles Similar by AA

6.4 – Prove Triangles Similar by AA

Similar Triangles 8.3. Identify similar triangles. homework Learn the definition of AA, SAS, SSS similarity. Use similar triangles to solve problems.

Similar Triangles 8.3. Identify similar triangles. homework Learn the definition of AA, SAS, SSS similarity. Use similar triangles to solve problems.

Prove Triangles Similar by AA 6.4. Another Postulate All you need are any 2 congruent angles for 2 triangles to be similar.

Prove Triangles Similar by AA 6.4. Another Postulate All you need are any 2 congruent angles for 2 triangles to be similar.

Tappan Zee High School...Angle-Angle (AA) Similarity CONCLUSION 470 D POSTULATE If two angles of one triangle are congruent to two angles of another triangle, then the triangles are

Tappan Zee High School...Angle-Angle (AA) Similarity CONCLUSION 470 D POSTULATE If two angles of one triangle are congruent to two angles of another triangle, then the triangles are

Geometry IB - HR Date: 3/12/2013 ID Check Objective: SWBAT identify similar triangles using the AA Similarity Postulate and the SSS and SAS Similarity.

Geometry IB - HR Date: 3/12/2013 ID Check Objective: SWBAT identify similar triangles using the AA Similarity Postulate and the SSS and SAS Similarity.

4.5 Prove Triangles Congruent by ASA and AASdparrishcolumbia.weebly.com/uploads/1/3/4/0/13407616/...4.5 Prove Triangles Congruent by ASA and AAS 253 7. MULTIPLE CHOICE Which postulate

4.5 Prove Triangles Congruent by ASA and AASdparrishcolumbia.weebly.com/uploads/1/3/4/0/13407616/...4.5 Prove Triangles Congruent by ASA and AAS 253 7. MULTIPLE CHOICE Which postulate

Then/Now You proved triangles congruent using the definition of congruence. Use the SSS Postulate to test for triangle congruence. Use the SAS Postulate.

Then/Now You proved triangles congruent using the definition of congruence. Use the SSS Postulate to test for triangle congruence. Use the SAS Postulate.

Proving Triangles Congruent - GeometryCoach.comProving Triangles Congruent UNIT 4 LESSON 2. Two geometric figures with exactly ... Side-Side-Side (SSS) Postulate: If three sides of

Proving Triangles Congruent - GeometryCoach.comProving Triangles Congruent UNIT 4 LESSON 2. Two geometric figures with exactly ... Side-Side-Side (SSS) Postulate: If three sides of

Prove Triangles Similar by AA

Prove Triangles Similar by AA

Objective: Explore Triangle Congruencebolusmath.weebly.com/.../triangle_congruence_final.pdf · • So the triangles are congruent by SAS. ... The following postulate uses the idea

Objective: Explore Triangle Congruencebolusmath.weebly.com/.../triangle_congruence_final.pdf · • So the triangles are congruent by SAS. ... The following postulate uses the idea

...l. Identify the corresponding parts of congruent figures. 2. Prove two triangles congruent by using the SSS Postulate, the SAS Postulate, and the ASA Postulate. 3. Deduce information

...l. Identify the corresponding parts of congruent figures. 2. Prove two triangles congruent by using the SSS Postulate, the SAS Postulate, and the ASA Postulate. 3. Deduce information

CorrectionKey=NL-A;CA-A Name Class Date 8.3 Medians and Altitudes of Triangles ·  · 2014-12-198.3 Medians and Altitudes of Triangles ... Segment Addition Postulate CG + = CE ...

CorrectionKey=NL-A;CA-A Name Class Date 8.3 Medians and Altitudes of Triangles ·  · 2014-12-198.3 Medians and Altitudes of Triangles ... Segment Addition Postulate CG + = CE ...

Concept. Example 1 Use the AA Similarity Postulate A. Determine whether the triangles are similar. If so, write a similarity statement. Explain your reasoning.

Concept. Example 1 Use the AA Similarity Postulate A. Determine whether the triangles are similar. If so, write a similarity statement. Explain your reasoning.