Perimeter and Area

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 rectangle?

Back

Perimeter = 2 × (length + width)

Front

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

Back

Area = 4 × 4 = 16 square units

Front

What is the perimeter of a square with a side length of 5 units?

Back

Perimeter = 4 × 5 = 20 units

Front

How do you calculate the area of a triangle?

Back

Area = 1/2 × base × height

Front

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

Back

Perimeter = 3 + 4 + 5 = 12 units

Front

What is the area of a circle with a radius of 3 units?

Back

Area = π × (3)^2 ≈ 28.27 square units

Front

What is the formula for the circumference of a circle?

Back

Circumference = 2 × π × radius

Front

If a rectangle has a length of 10 units and a width of 2 units, what is its area?

Back

Area = 10 × 2 = 20 square units

Front

If a rectangle has a length of 8 units and a width of 3 units, what is its perimeter?

Back

Perimeter = 2 × (8 + 3) = 22 units