Question

∠S and ∠U are supplementary and ∠T and ∠S are supplementary. Complete the proof that ∠U≅∠T.

Answer 1

Two angles are called supplementary when their measures add up to 180 degrees.

The angles T and S are given to be supplementary. This means that:

`m\angle T+m\angle S=180\degree`

ANSWER

Definition of supplementary angles.