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

What is the sum of the interior angles of a polygon that has 21 sides?
asked 45.2k views
0 votes
What is the sum of the
interior angles of a polygon
that has 21 sides?

asked
User Nafeo Alam
by
7.7k points

2 Answers

3 votes
Answer: 3420 degree

Step-by-step 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
answered
User Xiay
by
8.1k points
3 votes

Answer:

8

Step-by-step explanation:

answered
User DanHabib
by
7.6k points
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