Review the triangle similarity criteria and use them to determine similar triangles.

What are the triangle similarity criteria?

AATwo pairs of corresponding angles are equal
SSSThree pairs of corresponding sides are proportional
SASTwo pairs of corresponding sides are proportional and the corresponding angles between them are equal
Want to learn more about the triangle similarity criteria? Check out this video.

Check your understanding

Problem 1
Which triangle is similar to triangle AA?
Choose 1 answer:
Choose 1 answer:

Want to practice more problems like this? Check out this exercise for the AA criterion and this exercise for the SSS criterion.