### Home > CC3 > Chapter 10 > Lesson 10.1.5 > Problem 10-69

10-69.

First decide if the triangles below are similar. Then, if they are similar, use the information in each diagram to solve for

*x*. Homework Help ✎

Careful!

If only two pair of corresponding sides have equal ratios, can you conclude that the triangles are similar?

The two triangles are similar (by AA~).

Draw two separate triangles, then write a proportion and solve for *x*.