What is the measure of each interior angle of a regular octagon?

Topic: Geometry, Mensuration &amp; Trigonometry
Subtopic: Polygons

A108°

B120°

C135°

D144°

Explanation

Interior angle = [(n – 2) * 180°] / n. For n = 8: [(6) * 180°] / 8 = 1080° / 8 = 135°.

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