A list of the more important polygons is given below. A polygon is a 2D shape that consists only of straight sides.
1. What is the name of a regular 3-sided polygon?
Answer: Equilateral Triangle
Note that the only regular triangle is an equilateral triangle.
2. Is a rhombus (a parallelogram with 4 sides of equal length) a regular polygon?
There are two sizes of angles in a rhombus. It is therefore not a regular polygon.