The sum of all the angles of the polygon is 1620 degrees. Find the number of sides.
July 29, 2021 | education
| To determine the number of sides of a polygon, use the formula the sum of the angles of a polygon:
180 * (n – 2) = sum of angles.
n is the number of sides of the polygon.
The sum of the angles is 1620.
1620 = 180 * (n – 2);
9 = n – 2;
n = 11.
Answer: The number of sides in a polygon is 11.
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