4th Area & Perimeter

Front

What is the formula for the perimeter of a rectangle?

Back

Perimeter = 2L + 2W (where L is length and W is width)

Front

What is the formula for the area of a rectangle?

Back

Area = L x W (where L is length and W is width)

Front

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

Back

Perimeter = 2(10) + 2(5) = 30 feet

Front

If a rectangle has a length of 8 cm and a width of 3 cm, what is its area?

Back

Area = 8 x 3 = 24 cm²

Front

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

Back

Perimeter = 4 x 4 = 16 inches

Front

What is the area of a square with a side length of 5 meters?

Back

Area = 5 x 5 = 25 m²

Front

What is the perimeter of a polygon?

Back

The perimeter is the total distance around the outside of a shape.

Front

If the area of a square is 36 square inches, what is the length of one side?

Back

Length of one side = √36 = 6 inches

Front

What is the formula for the area of a triangle?

Back

Area = 1/2 x base x height

Front

If a triangle has a base of 6 cm and a height of 4 cm, what is its area?

Back

Area = 1/2 x 6 x 4 = 12 cm²