3-Geometry-Plane-Polygon-Kinds-Number

trigon

Polygons {trigon} can have three sides.

Polygons {tetragon} can have four sides.

Figures {pentagon}| can have five sides.

Figures {hexagon}| can have six sides.

Figures {heptagon}| can have seven sides.

Figures {octagon}| can have eight sides.

Figures {dodecagon}| can have 12 sides.

Figures {icosagon}| can have 20 sides.

Polygons {n-gon} can have n sides. In polygons, exterior-angle sum equals 360 degrees. In polygons, interior-angle sum is (n - 2) * (180 degrees).

Date Modified: 2022.0225