Decagon(10 sides polygon).
Decagon is the name of a 10 sided shape. It consists of ten angles and ten sides with each angle being 144 degrees.
The decagon is a 10-sided polygon.
five sides, 10 letters= pentagonal
Any shape with 10 sides is called a decagon. A regular decagon is a shape with 10 even sides, so you are looking for an irregular decagon.
The shape that has ten sides and ten vertices is a decagon.Dec-a-gon