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Earn +20 ptsQ: What do interior angles add up to in a regular decagon?
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A Find the sum of the interior angles of a regular 20-gon?
The sum of the interior angles add up to 3240 degrees.
What is the interior angle size of a regular heptagon?
The 7 interior angles add up to 900 degrees and each interior angle is 900/7
What is the sum of the interior angles of a triangle is 360 degrees?
Interior angles add up to 180 degrees Exterior angles add up to 360 degrees
What interior angles of a polygon has 22 sides?
The interior angles add up to 3600 degrees
What is the sum of the measures of the interior angles of 25-gon?
The interior angles add up to 4140 degrees
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