3rd Grade: Area and Perimeter

Front

What is the area of a rectangle?

Back

The area of a rectangle is the amount of space inside it, calculated by multiplying its length by its width.

Front

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

Back

Area = Length × Width.

Front

What is the perimeter of a rectangle?

Back

The perimeter is the distance around the rectangle, calculated by adding all the sides together.

Front

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

Back

Perimeter = 2 × (Length + Width).

Front

What is the distance around an object called?

Back

Perimeter.

Front

If a rectangle has a length of 8 cm and a width of 4 cm, what is its area?

Back

32 cm².

Front

If a rectangle has a length of 10 cm and a width of 5 cm, what is its perimeter?

Back

30 cm.

Front

What is the perimeter of a trapezoid?

Back

The perimeter of a trapezoid is the sum of the lengths of all its sides.

Front

If the perimeter of a trapezoid is 19 feet and three sides are 5 feet, 6 feet, and 1 foot, what is the length of the remaining side?

Back

7 feet.

Front

True or False: The perimeter of a shape can be calculated by adding the lengths of all its sides.

Back

True.