Area & Perimeter Flashcard

Front

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

Back

Area = length × width

Front

Calculate the area of a rectangle with a length of 24 inches and a width of 36 inches.

Back

864 sq. in.

Front

Calculate the area of a rectangle with a length of 9 yards and a width of 42 yards.

Back

378 sq. yd.

Front

What is the perimeter of a rectangle?

Back

Perimeter = 2 × (length + width)

Front

Calculate the perimeter of a rectangle with a length of 18 feet and a width of 35 feet.

Back

106 ft.

Front

If a square has a perimeter of 44 inches, how do you find the length of one side?

Back

Divide the perimeter by 4: Side = Perimeter / 4 = 44 in / 4 = 11 in.

Front

What is the area of a square?

Back

Area = side × side

Front

Calculate the area of a rectangle with a length of 11 meters and a width of 5 meters.

Back

55 sq. m.

Front

What is the relationship between area and perimeter?

Back

Area measures the space inside a shape, while perimeter measures the distance around it.

Front

What units are used to measure area?

Back

Square units (e.g., sq. in., sq. yd., sq. m.)