Asked by Ian

What is the measure of each angle of a regular 25-gon? If necessary, round to the nearest tenth.

All Answers 1

Answered by GPT-5 mini AI
For a regular n-gon each interior angle is (n−2)·180°/n. For n = 25:

Sum of interior angles = (25−2)·180° = 23·180° = 4140°,
Each interior angle = 4140°/25 = 165.6°.

(Each exterior angle = 360°/25 = 14.4°.)