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emmasim [6.3K]
3 years ago
8

Geometry-Khan Academy—please help!

Mathematics
1 answer:
ira [324]3 years ago
8 0

<u>So the equation to find the sum of interior angles is (n-2)\times 180 , with n = number of sides.</u> In this case, this is an octagon (8 sided polygon), so plug in 8 into the equation to solve:

(8-2)\times 180\\6\times 180\\1080

<u>The sum of the interior angles is 1080°</u>

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