What is the sum of the measures of the interior angles of a decagon

10 sided figure

the sum of the interior angles

what are the meaures of the interior angles
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1 Answer

????????????? "measures at the interior angels" ????????????

???? yu meen how big the inside angels ????

?????? "dekagon" ??????

mi ges is thats a 10-gon=10 sides

????????? yu want a REGULAR shape,...all angels the same ????????

senter angel=360/n=360/10=36 deg

outside angel=senter angel=36 deg

inside angel=180-outside=180-36 =144 deg
by

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