Interior angles of a 45-gon add up to 7740 degrees
Each interior angle of a regular 45-gon measures 172 degrees
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Exterior angle+interior angle=180 degrees and 180-exterior angle=interior angle
Interior angle 177.12 degrees Exterior angle 2.88 degrees
Exterior Angle = 360/number of sides. Interior Angle = 180 - Exterior Angle. Combining Interior Angle = 180 - (360/number of sides).
4
Each interior angle is 156 degreesEach exterior angle is 24 degrees