Area and Perimeter

Front

What is area?

Back

The amount of space inside a shape.

Front

What is perimeter?

Back

The distance around a shape.

Front

If a rectangle has an area of 25 square cm, what could be its length and width?

Back

5 ft and 5 ft.

Front

What is the formula to find the area of a rectangle?

Back

Area = length × width.

Front

What is the formula to find the perimeter of a rectangle?

Back

Perimeter = 2 × (length + width).

Front

If a rectangle has a length of 4 cm and a width of 3 cm, what is its area?

Back

12 square cm.

Front

If a rectangle has a length of 5 cm and a width of 2 cm, what is its perimeter?

Back

14 cm.

Front

What does 'square units' mean when measuring area?

Back

It means the area is measured in squares of 1 unit by 1 unit.

Front

If the perimeter of a shape is 20 cm, what could be the lengths of its sides?

Back

Possible lengths could be 5 cm, 5 cm, 5 cm, and 5 cm.

Front

What is the area of a square with sides of 3 cm?

Back

9 square cm.