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Hexagon

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A hexagon is a polygon with six edges and six vertices.

Regular hexagons

Each internal angle of a regular hexagon measures 120 degrees, so the sum of the angles is $720^{\circ}$ .

Area: $\frac{3s^2\sqrt{3}}{2}$

Apothem, or inradius: $\dfrac{s\sqrt{3}}{2}$

Circumradius: $s$

See Also

Hexagonal number

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