3rd Grade Area and Perimeter

Front

What is the perimeter?

Back

The perimeter is the total distance around a shape.

Front

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

Back

Perimeter = 2 × (Length + Width)

Front

What is the area?

Back

The area is the amount of space inside a shape.

Front

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

Back

Area = Length × Width

Front

If a square has a side length of 4 cm, what is its area?

Back

Area = 4 cm × 4 cm = 16 sq cm

Front

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

Back

Perimeter = 4 × 5 cm = 20 cm

Front

What do you do to find the area of a rectangle?

Back

You multiply the length by the width.

Front

What is the perimeter of a triangle with sides measuring 3 cm, 4 cm, and 5 cm?

Back

Perimeter = 3 cm + 4 cm + 5 cm = 12 cm

Front

What is the perimeter of a rectangle with a length of 10 m and a width of 5 m?

Back

Perimeter = 2 × (10 m + 5 m) = 30 m

Front

What is the area of a rectangle with a length of 8 m and a width of 3 m?

Back

Area = 8 m × 3 m = 24 sq m