Area and Perimeter

Front

What is the formula for calculating the area of a rectangle?

Back

Area = length × width

Front

What is the formula for calculating the perimeter of a rectangle?

Back

Perimeter = 2 × (length + width)

Front

What is the formula for calculating the area of a triangle?

Back

Area = 1/2 × base × height

Front

What is the formula for calculating the perimeter of a triangle?

Back

Perimeter = side1 + side2 + side3

Front

What is the formula for calculating the area of a circle?

Back

Area = π × radius²

Front

What is the formula for calculating the circumference of a circle?

Back

Circumference = 2 × π × radius

Front

What is the difference between area and perimeter?

Back

Area measures the space inside a shape, while perimeter measures the distance around a shape.

Front

How do you convert square units to square centimeters?

Back

To convert square units to square centimeters, multiply by the conversion factor (1 unit = 100 cm, so 1 square unit = 10,000 cm²).

Front

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

Back

Area = side² = 5 cm × 5 cm = 25 cm²

Front

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

Back

Perimeter = 4 × side = 4 × 5 cm = 20 cm