Geometry Warm ups

Homework answers

7-3 PROVING TRIANGLES SIMILAR

Similar Triangles

You can show that two triangles are similar when you know the relationship between only two or three pairs of

corresponding parts.

AA Similarity Postulate

Problem 1

Are the two triangles similar? How do you know?

Yes, by the AA Similarity Postulate.

Theorems

Problem 2A

Are the triangles similar? If so, write a similarity statement for the triangles.

Problem 2B

Are the triangles similar? If so, write a similarity statement for the triangles.

Try with a partner

Homework• Pg. 455 # 1 – 12 all