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Earn +20 ptsQ: What is the angle sum of a polygon of 9 sides?
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Sum of interior angles of a polygon with 9 sides?
All polygons have an interior angle sum of 180(n-2) degrees where n is the number of sides. 180(9-2)=180*7=1260 degrees
How many sides has a rectangular polygon with an exterior angle of 40 degrees?
A regular polygon with an exterior angle of40O is a nonagon, and has 9 sides.
What is the name of polygon that has 40 degrees exterior angle?
Providing that it is a regular polygon then it is a nonagon which has 9 sides
A Regular polygon that has a central angle of 40 degrees has how many sides?
9
What type of angle does a nonagon have?
The internal angles of a regular nonagon (a polygon having 9 sides) are obtuse angles of 140o.
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