Find each of the interior angle of a regular decagon.
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Find each of the interior angle of a regular decagon.
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Step-by-step explanation:
Properties of regular decagons
Interior angle 144°
Exterior Angle 36°
Area 7.694s2 approx
Answer:
Each exterior angle = 144
Step-by-step explanation:
(n - 2) × 180°
Decagon = 10 sides
n = 10
(10 - 2) × 180°
8 × 180° = 1440°
Each interior angle = 1440/10
= 144°
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