Question

Triangle ABC ~ DEF. find the value of x.

Answer 1

22

Explanation:

Since the 2 triangles shown are congruent, the corresponding angles are equal.

Angle A corresponds to angle D. We set them equal and solve for x:

`2x+8=52\\2x=52-8\\2x=44\\x=(44)/(2)\\x=22`

First answer choice, 22 is right.