Area & Perimeter

Front

What is the definition of perimeter?

Back

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

Front

What is the formula to calculate the perimeter of a rectangle?

Back

Perimeter = 2 × (length + width)

Front

What is the definition of area?

Back

Area is the amount of space inside a shape.

Front

What is the formula to calculate the area of a rectangle?

Back

Area = length × width

Front

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

Back

Perimeter = 2 × (5 + 3) = 16 units.

Front

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

Back

Area = 5 × 3 = 15 square units.

Front

What is the perimeter of a rectangle with a length of 7 units and a width of 4 units?

Back

Perimeter = 2 × (7 + 4) = 22 units.

Front

What is the area of a rectangle with a length of 7 units and a width of 4 units?

Back

Area = 7 × 4 = 28 square units.

Front

If the perimeter of a rectangle is 18 units and the length is 5 units, what is the width?

Back

Width = (Perimeter/2) - Length = (18/2) - 5 = 4 units.

Front

If the area of a rectangle is 30 square units and the length is 6 units, what is the width?

Back

Width = Area / Length = 30 / 6 = 5 units.