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OpenStudy (anonymous):
What is the sum of the angle measures in a polygon that has 20 sides? A.2,000° B.3,240° C.3,600° D.4000°
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OpenStudy (anonymous):
360/20=18 180-18=162 162*20=3.240 is C medal help ?
OpenStudy (anonymous):
What is the measure of each angle in a regular polygon with 18 sides? a.156 b.160 c.180 d.320
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