A regular polygon is defined as a polygon with all sides equal and all interior angles equal. A student lists: square, rhombus, equilateral triangle, rectangle. How many of these four shapes are always regular polygons?

Question

Accepted Answer

2. Square (all sides and angles equal) and equilateral triangle (all sides and angles equal) are regular. A rhombus has equal sides but unequal angles; a rectangle has equal angles but unequal sides. So 2 shapes are regular.

A regular polygon is defined as a polygon with all sides equal and all interior angles equal.
A student lists: square, rhombus, equilateral triangle, rectangle.
How many of these four shapes are always regular polygons?

Step-by-Step Solution

Master this chapter in 30 minutes a day.

More Class 9 Geometrical Terms and Definitions practice

A regular polygon is defined as a polygon with all sides equal and all interior angles equal.A student lists: square, rhombus, equilateral triangle, rectangle.How many of these four shapes are always regular polygons?

Step-by-Step Solution

Master this chapter in 30 minutes a day.

More Class 9 Geometrical Terms and Definitions practice

A regular polygon is defined as a polygon with all sides equal and all interior angles equal.
A student lists: square, rhombus, equilateral triangle, rectangle.
How many of these four shapes are always regular polygons?