parallelogram ABCD:

Angle BAC = 35 and angle BCA = 20

How can I find the measure of angle BAD and the measure of angle ABC?

2 answers

DAC = 20 becase AD ||BC
so
BAD 20 + 35 = 55

20 + 35 + ABC = 180
m angle BAD = 55, so m angle ABC = ?