Question

ABCD is a parallelogram. Find the measure of ZABC.
HELPPP

Answer 1

50°

Explanation:

Opposite angels of a parallelogram are congruent to each other.

This means:

<ADC = <ABC

<ADC = 38° + 12°

<ADC = 50°

Since <ADC = <ABC, therefore,

<ABC = 50°