### Home > CCG > Chapter Ch7 > Lesson 7.2.4 > Problem 7-86

7-86.

For each figure below, determine if the two smaller triangles in each figure are congruent. If so, create a flowchart to explain why. Then, solve for . If the triangles are not congruent, explain why not. Redraw and label the diagrams as needed.

Each set of triangles is congruent. Now show why or how.

Congruent because of

, .

Congruent because of

, .