Question

The measure of ∠B in parallelogram ABCD is 75°. What is the measure of ∠A?

Answer 1

Answer:

Sum of the angles in a parallelogram is 360°.

There are 4 angles in it.

sum of two angles are 180°.

So,x+75°=180°

x=180°-75°

x=105°

The measure of angle A =105°