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find the Sum oě the meas LLH eg ok all the. |
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Answer» Each triangle has anangle sumof 180 degrees, so thesumof theinterior anglesof the15-gon must be 13 × 180 = 2340 degrees. Since the15-gon is regular, this total is shared equally among the15 interior angles. Eachinterior anglemust have ameasureof 2340 ÷15= 156 degrees. |
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