4.MD.3 Review

Front

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

Back

Perimeter = 2 × (length + width)

Front

If a rectangle is 15 feet wide and 3 times as long, what is its length?

Back

Length = 15 feet × 3 = 45 feet

Front

What is the perimeter of a rectangle with a width of 15 feet and a length of 45 feet?

Back

Perimeter = 2 × (15 + 45) = 120 feet

Front

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

Back

Area = length × width

Front

If the width of a living room is 10 feet and the length is 2 times the width, what is the area?

Back

Area = 10 feet × (2 × 10 feet) = 200 square feet

Front

What is the total area of a figure if it is 103 square feet?

Back

The area is simply 103 square feet.

Front

What are the possible dimensions for a rectangle with a perimeter of 72 meters?

Back

One possible pair is 12 meters by 24 meters.

Front

If you want to plant a garden with an area of 36 square meters, what could be one set of dimensions?

Back

Length 6 meters and width 6 meters.

Front

What is the relationship between length and width in a rectangle?

Back

Length and width are the two dimensions that define the size of a rectangle.

Front

How do you find the area of a rectangle?

Back

Multiply the length by the width.