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Geometry & Trigonometry
Polygon Formulae
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Geometry & Trigonometry
ricereviews
cetr
12th
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4 Terms
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1
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Sum of interior angles in a regular polygon
(n - 2)180
2
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One interior angle in a regular polygon
180(n - 2)
---------------
n
3
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One exterior angle in a regular polygon
360/n
4
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Diagonals in a polygon
n(n - 3)
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n