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Find the measure of one interior angle of a regular pentagon
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Find the measure of one interior angle of a regular pentagon

User Apksherlock
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1 Answer

6 votes
Use (n - 2)180.
n is the number of sides.

There are 5 sides in a pentagon.
Plug in 5 for n.

(5 - 2)180 = 540

Divide 540 by 5 = 108

The measure of one interior angle of a regular pentagon is 108°.
User Farski
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