Question

The following is a Polygon Riddle. Based on the clues given, What type of Polygon is being desribed?

I have the fewest number of sides of all the Polygons.
My angles all add up to 180°
Sometimes I am right, but I am never wrong.
What am I?
A line
A circle
A triangle
A square

Answer 1

A triangle

Explanation:

Polygon Definition

A Polygon is a closed figure made up of line segments in a two-dimensional plane

A closed figure needs a minimum of three line segments and such a polygon is a triangle

A right triangle is one where one of the angles is 90°