An exterior angle of
a.Polygon is 72.The sum of all interiorangle is
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INTERIOR ANGLE AND EXTERIOR ANGLE SUM WILL BE 180DEGREES (LINEAR PAIR)
THEREFORE 180-EXTERIOR ANGLES= INTERIOR ANGLE
180-72=108=INTERIOR ANGLE
Answered by
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this is your your answer
(5-2)*180=740
formula, (n-2)*180
(5-2)*180=740
formula, (n-2)*180
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