Area and Perimeter

Front

What is the definition of Perimeter?

Back

Perimeter is the total distance around the outside of a shape.

Front

What is the definition of Area?

Back

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

Front

How do you calculate the Perimeter of a rectangle?

Back

Add the lengths of all four sides or use the formula: P = 2(length + width).

Front

How do you calculate the Area of a rectangle?

Back

Multiply the length by the width: A = length × width.

Front

If a rectangle has a length of 5 units and a width of 3 units, what is its Area?

Back

15 square units.

Front

If a rectangle has a length of 4 units and a width of 2 units, what is its Perimeter?

Back

12 units.

Front

What is the Perimeter of a square with sides of 4 units?

Back

16 units.

Front

What is the Area of a square with sides of 4 units?

Back

16 square units.

Front

If a rectangle has a Perimeter of 20 units and one side is 6 units, what is the length of the other side?

Back

4 units.

Front

What is the Area of a rectangle with a length of 10 units and a width of 5 units?

Back

50 square units.