How many sides does a polygon have:

with a sum of interior angles = 540.?

D = 180(n - 2)

n - 2 = | D |

180 |

n = D/180 - 2

n = 540./180 + 2

n = 3 + 2

n = **5**

n = **5**

Free Polygon Side Calculator - Determines the sides of a polygon given an interior angle sum.

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- angle
- the figure formed by two rays, called the sides of the angle, sharing a common endpoint, called the vertex of the angle.
- polygon
- A plane figure bounded by a set of straight lines
- side
- line segment joining two vertices in a polygon also known as an edge
- sum
- the total amount resulting from the addition of two or more numbers, amounts, or items

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