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Regular polygon

Area, perimeter, apothem, radius and interior angle.

6

Enter known values

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Live diagram of the known values
n = 6a
ft

Formulas

P=naP=nar=a2tan⁡(π/n)r=\frac a{2\tan(\pi/n)}R=a2sin⁡(π/n)R=\frac a{2\sin(\pi/n)}A=Pr2A=\frac{Pr}{2}α=(n−2)πn\alpha=\frac{(n-2)\pi}{n}

How it works

Area, perimeter, apothem, radius and interior angle.

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