Question

Determine number of sides of polygon whose exterior angle and interior angle are 1 :3:5

Answer 1

Answer:

$x + 3x + 5x = 360$

$9x = 360$

$x = 40$

$\frac{360 }{x} = 40$

$x = \frac{360}{40}$

$x = 9$

SIDES OF POLYGON ARE 9

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