### Home > GC > Chapter 9 > Lesson 9.2.1 > Problem 9-61

9-61.

Are the corresponding sides the same length?

Not congruent; the ratio is not 1.

What do the marks on the sides mean? Does the fact that they share a side help prove they are congruent?

What do you notice about the side lengths of the triangles?

Δ*ABC* ≅ Δ*MLK* by SSS≅