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Earn +20 ptsQ: If a polygon has 20 angles how many sides does it have?
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Each exterior angle of a regular polygon measures 18 How many sides does the polygon have?
20
How many sides does a regular polygon have if each exterior angle measures 20?
There are 18 sides.
What is the sum of the angles of 20 sided polygon?
Sum of interior angles of n-sided polygon = 180n - 360 degrees. When n = 20 this gives 3240o
What is the number of sides of a regular polygon with interior angle 177?
Exterior angles = 180 - 177 ie 3o; Number of sides = 360/exterior angle = 360/3 = 20.
List the first 8 angles of rotation for a regular polygon that has 20 sides?
If you rotate a 20-sided regular polygon by 360/20 degrees, the result will look the same as the original polygon. Any additional rotation will be a multiple of this number.
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