Question

If two supplementary angles are equal what is the size of one angle

Answer 1

Answer:

Supplementary angles are two angles whose sum is equal to \begin{align*}180^\circ\end{align*}. In other words when you add the measure of one angle in the pair with the other angle in the pair, they equal 180 degrees. These two angles are supplementary because together they form a straight line....

so I hope this helps you

Answer 2

Answer:

180/2

=90°.................