Perimeter and Area

Front

What is the formula for the perimeter of a rectangle?

Back

Perimeter = 2(length + width)

Front

What is the formula for the area of a rectangle?

Back

Area = length × width

Front

What is the formula for the perimeter of a triangle?

Back

Perimeter = side1 + side2 + side3

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 × base × height

Front

What is the difference between perimeter and area?

Back

Perimeter is the distance around a shape; area is the space inside a shape.

Front

If a rectangle has a length of 5 cm and a width of 3 cm, what is its perimeter?

Back

16 cm

Front

If a rectangle has a length of 4 cm and a width of 2 cm, what is its area?

Back

8 sq cm

Front

If a triangle has a base of 10 cm and a height of 5 cm, what is its area?

Back

25 sq cm

Front

What is the perimeter of a square with a side length of 4 cm?

Back

16 cm

Front

What is the area of a square with a side length of 4 cm?

Back

16 sq cm