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Earn +20 ptsQ: What is the sum of each interior angles of a 19-gon?
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Continue Learning about Geometry
What is the sum of the interior angles of an octagon?
sum interior angles = (number of sides - 2) × 180°= (8 - 2) × 180°= 1080°The sum of the interior angles of an octagon is 1080°In a regular octagon, divide by 8 for each angle = 135°.
If you know the sum of the angles of a regular polygon how can you find the measure of one of the congruent angles?
Each interior angle = sum of angles/number of sides
What is the sum of interior and exterior angle of a polygon?
The sum of each pair of interior and exterior angles of a polygon is always 180 degrees.
What is the sum of the interior angles of a regular polygon if each angle measures 20 degrees?
There is no regular polygon with an interior angle of 20o. If the interior angle is 120o then there are six sides and the sum of the angles is 720o.
Three interior angles of a triangle have a sum of?
Interior angles of a triangle have a sum of 180 degrees.
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