Question

In parallelogram ABCD, m∠B = 32 + 35 and m∠D = 52 + 13. Find m∠C.

Answer 1

113°

Explanation:

1) according to the condition m(∠B)=m(∠D)=67°;

2) m(∠C)=180°-m(∠B)=180°-m(∠D);

m(∠C)=180-67=113°.