The name of a triangle came from the number of angles it has, 'tri' meaning three.
A triangle is a polygon, though trigon is an alternative name for a 3 sided polygon.
irregular triangle
A three sided polygon is called a triangle; there is no other name for it.
Triangle
Triangle
A 3-sided polygon is a triangle.
The name of the angle which has three sided polygon called Triangle.
A triangle.
a triangle
a triangle is a polygon
yes it can it can be called a triangle and polygon
A triangle in general is just a polygon. An equilateral triangle is a regular polygon.