4.5D Area and Perimeter

Front

What is the formula for calculating the area of a rectangle?

Back

Area = length × width

Front

If the length of a rectangle is 10 feet and the width is 5 feet, what is the area?

Back

50 square feet

Front

What is the formula for calculating the perimeter of a rectangle?

Back

Perimeter = 2(length + width)

Front

If a rectangle has a length of 8 inches and a width of 4 inches, what is its perimeter?

Back

24 inches

Front

What is the formula for calculating the area of a square?

Back

Area = side × side

Front

If each side of a square measures 5 cm, what is the area?

Back

25 square cm

Front

What is the definition of perimeter?

Back

The distance around an object.

Front

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

Back

Use the formula: width = (perimeter/2) - length.

Front

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

Back

49 square cm

Front

If a rectangular garden has a perimeter of 40 meters and a length of 12 meters, what is the width?

Back

8 meters