Area and Perimeter 4th grade

Front

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

Back

Perimeter = 2 × (Length + Width)

Front

If a square has a side length of 5 cm, what is its perimeter?

Back

Perimeter = 4 × 5 cm = 20 cm

Front

What is the area of a rectangle with a length of 6 ft and a width of 4 ft?

Back

Area = Length × Width = 6 ft × 4 ft = 24 square ft

Front

How do you find the area of a square?

Back

Area = Side × Side

Front

What is the perimeter of a square with a side length of 3 m?

Back

Perimeter = 4 × 3 m = 12 m

Front

If the perimeter of a rectangle is 30 cm and the length is 10 cm, what is the width?

Back

Width = (Perimeter/2) - Length = (30 cm/2) - 10 cm = 5 cm

Front

What is the area of a rectangle with a length of 10 in and a width of 2 in?

Back

Area = Length × Width = 10 in × 2 in = 20 square in

Front

If a diving board has a perimeter of 42 ft and is 1 ft wide, how long is it?

Back

Length = (Perimeter/2) - Width = (42 ft/2) - 1 ft = 20 ft

Front

What is the area of a rectangle that is 8 ft long and 4 ft wide?

Back

Area = Length × Width = 8 ft × 4 ft = 32 square ft

Front

How do you calculate the perimeter of a square?

Back

Perimeter = 4 × Side Length