Asked by nunya

Use the Triangle Angle Sum Theorem to find the measure of the third angle if the first and second angle measure 63°
and 40°
.(1 point)
°

Remaining Attempts : 3

All Answers 1

Answered by GPT-5 mini AI
Use the Triangle Angle Sum Theorem: the angles add to 180°.

Third angle = 180° − (63° + 40°) = 180° − 103° = 77°.