Challenge Area and Perimeter Composite Figures

Front

What is the perimeter of a shape?

Back

The perimeter is the total distance around the outside of a shape.

Front

How do you calculate the perimeter of a rectangle?

Back

Add the lengths of all four sides or use the formula: Perimeter = 2 x (Length + Width).

Front

What is the area of a shape?

Back

The area is the amount of space inside a shape, measured in square units.

Front

How do you find the area of a rectangle?

Back

Multiply the length by the width: Area = Length x Width.

Front

What is a composite figure?

Back

A composite figure is a shape made up of two or more simple shapes.

Front

How do you find the area of a composite figure?

Back

Find the area of each simple shape and then add them together.

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 x Base x Height.

Front

What is the formula for the area of a square?

Back

Area = Side x Side.

Front

How do you find the perimeter of a composite figure?

Back

Add the lengths of all the outer sides of the figure.

Front

What units are used to measure area?

Back

Area is measured in square units, such as cm² or m².