Find the Area & Missing Side Length

Front

What is area?

Back

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 × Width).

Front

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

Back

15 square inches.

Front

What is the formula to find the width if you know the area and length?

Back

Width = Area ÷ Length.

Front

If a shape has an area of 30 square feet and a length of 6 feet, what is the width?

Back

5 feet.

Front

What is the area of a square with a side length of 7 cm?

Back

49 cm².

Front

How do you find the length of a rectangle if you know the area and width?

Back

Length = Area ÷ Width.

Front

If a swimming pool has an area of 72 square meters and a width of 8 meters, what is the length?

Back

9 meters.

Front

What is the area of a rectangle with a length of 10 meters and a width of 4 meters?

Back

40 square meters.

Front

If the area of a shape is 100 square inches and the width is 10 inches, what is the length?

Back

10 inches.