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 area of a square with a side length of 4 units?

Back

16 square units (Area = 4 × 4).

Front

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

Back

16 cm (Perimeter = 4 × 4).

Front

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

Back

15 square units (Area = 5 × 3).

Front

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

Back

16 cm (Perimeter = 2 × (5 + 3)).

Front

What is the area of a triangle with a base of 6 units and a height of 4 units?

Back

12 square units (Area = 1/2 × base × height).

Front

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

Back

12 cm (Perimeter = 3 + 4 + 5).