Polygons, Area and Perimeter

Front

What is a polygon?

Back

A polygon is a closed figure formed by a finite number of straight line segments connected end to end.

Front

What is a heptagon?

Back

A heptagon is a polygon with seven sides.

Front

What is an octagon?

Back

An octagon is a polygon with eight sides.

Front

What is a pentagon?

Back

A pentagon is a polygon with five sides.

Front

What is a hexagon?

Back

A hexagon is a polygon with six sides.

Front

How do you calculate the area of a rectangle?

Back

Area = length × width.

Front

How do you calculate the area of a triangle?

Back

Area = 1/2 × base × height.

Front

How do you calculate the area of a square?

Back

Area = side × side.

Front

What is the formula for the perimeter of a square?

Back

Perimeter = 4 × side.

Front

What is the formula for the perimeter of a rectangle?

Back

Perimeter = 2 × (length + width).