Question

prove that the interior angle pf regular polygon (Pentagon)is three times the exterior angle of regular decagon

Answer 1

Question..

prove that the interior angle pf regular polygon (Pentagon)is three times the exterior angle of regular decagon


Answer

kindly look in Attachment


FORMULA USED


ANGLE OF POLYGON


$=( n - 2) \frac{180}{n}$


here, n= number of side of given polygon