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900 degrees.

Explanation: The sum of the measures of the interior angles of a heptagon is 900°. A heptagon has 7 sides. So to calculate the sum of the measures of the interior angles in a heptagon, substitute 7 for n in (n − 2) • 180°. You get (7 − 2) • 180°, or 5 • 180°= 900°.

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โˆ™ 2010-02-14 18:14:02
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Q: What is the sum of a heptagon's interior angles?
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Related questions

What is the sum of a heptagons interior angles?

The sum of the interior angles of any n-sided polygon is (2n - 4) right angles, ie 180n - 360 degrees. Where n = 7 this gives 1260 - 360 ie 900 degrees.


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The 7 interior angles of a heptagon add up to 900 degrees


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