Area and Perimeter

Front

What is Area?

Back

Area is the amount of space inside a shape, measured in square units.

Front

What is Perimeter?

Back

Perimeter is the distance around a shape, calculated by adding the lengths of all its sides.

Front

How do you calculate the area of a rectangle?

Back

Area = length × width.

Front

How do you calculate the perimeter of a rectangle?

Back

Perimeter = 2 × (length + width).

Front

What is the formula for the area of a square?

Back

Area = side × side.

Front

What is the formula for the perimeter of a square?

Back

Perimeter = 4 × side.

Front

If a rectangle has a length of 5 units and a width of 3 units, what is its area?

Back

Area = 5 × 3 = 15 square units.

Front

If a square has a side length of 4 units, what is its perimeter?

Back

Perimeter = 4 × 4 = 16 units.

Front

What is the area of a triangle?

Back

Area = 1/2 × base × height.

Front

How do you find the perimeter of a triangle?

Back

Perimeter = side1 + side2 + side3.