One outer angle of a regular polygon is 18° a) What is the sum of its outer angles ? b) How many sides does it have ? c) What is the sum of its inner angles Plz give me the answer (including all steps)
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The sum of the exterior angles of a polygon is 360°. Calculation: As each exterior angle of a regular polygon is 18°. ∴ The number of sides of the polygon is 20 when each exterior angle is 18°.
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