Question

Suppose △ABC≅△DEF, m∠A=87°△ABC≅△DEF, m∠A=87°, and m∠E=56°m∠E=56°.

Answer 1

If the trianles are congruent, the sum of three either angles would be equal to 180

so, 87+56+c = 180

c = 180-143

c = 37

SO OPTION C IS YOUR ANSWER....

Answer 2

Your answer should be C