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Find the angle sum of a pentagon(5-sided figure)? Does it work for all pentagons?
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Find the angle sum of a pentagon(5-sided figure)? Does it work for all pentagons?

User Maxim Ershov
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No it doesn't work for all pentagons
User Junior Gantin
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Following the formula (n-2)•180, where n is the number of sides of the polygon, we get 540 degrees.
This works for all regular pentagons : )
User Ben Walters
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