### Home > GC > Chapter 12 > Lesson 12.2.4 > Problem 12-90

12-90.

. (Hint: Is there a convenient auxiliary line that can be added to the diagram that divides the triangle into two congruent triangles?)

12-90.

. (Hint: Is there a convenient auxiliary line that can be added to the diagram that divides the triangle into two congruent triangles?)