It is called a triangle.
triangle that's a 3 sided figur
Triangle
decagon
The name of the angle which has three sided polygon called Triangle.
triangle
=Pyramid=
Cirques
It is called a triangle. three-sided polygon is called a triangle, from the Greek word "tri" meaning "three" as in tricycle, or tripod. from : espi
A three-sided, two-dimensional polygon is called a "triangle".
triangle
Octahedron.
Its called the triastermede. Hope this helps!
A triangle.
A triangular pyramid.