### Home > CCG > Chapter 7 > Lesson 7.2.1 > Problem7-60

7-60.

For part (b) of problem 7-59, explain how the triangles are congruent using a sequence of rigid transformations. Homework Help ✎

What two transformations do you need to do to make the left side line up exactly on top of the right side?

Start by rotating the triangle $180°$.

After rotating the triangle what is the last transformation needed to align the triangles?