vennani5732 vennani5732

23-08-2020
Mathematics

contestada

What is the sum of the
interior angles of a polygon
that has 21 sides?

Respuesta :

Ephraim999 Ephraim999

23-08-2020

Answer:

8

Step-by-step explanation:

Answer Link

LazyBun LazyBun

23-08-2020

Answer: 3420 degree

Explanation:

The sum of n sided interior angle of a polygon is: (n - 2) x 180 degree

Since our polygon has 21 sides:

(21 - 2) x 180
= 19 x 180
= 3420 degree

Answer Link

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