Question

The measure of an angle which is equal to its supplement is ________.​

Answer 1

90° is the answer

Hope u understood

Answer 2

Answer:

90°

Step-by-step explanation:

Let the each of the angles= x (They are equal)

Their sum= 180° (They are supplements of each other meaning they are supplementary)

Thus, x+x= 180°

2x= 180°

x= 180°/2

x= 90°

Hence, the angle is 90°