Area and Perimeter

Front

What is the perimeter?

Back

The perimeter is the total distance around a shape.

Front

How do you find the perimeter of a rectangle?

Back

To find the perimeter of a rectangle, add the lengths of all four sides or use the formula: P = 2(length + width).

Tags

CCSS.4.MD.A.3

Front

What is the formula for the perimeter of a square?

Back

The formula for the perimeter of a square is P = 4 × side length.

Tags

CCSS.4.MD.A.3

Front

What is the area?

Back

The area is the amount of space inside a shape.

Front

How do you find the area of a rectangle?

Back

To find the area of a rectangle, multiply the length by the width: Area = length × width.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the formula for the area of a square?

Back

The formula for the area of a square is Area = side length × side length.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What units are used to measure area?

Back

Area is measured in square units, such as square centimeters (cm²) or square feet (ft²).

Tags

CCSS.3.MD.C.6

Front

What units are used to measure perimeter?

Back

Perimeter is measured in linear units, such as centimeters (cm) or inches (in).

Front

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

Back

The perimeter is 16 cm (P = 2(5 + 3)).

Tags

CCSS.4.MD.A.3

Front

If a rectangle has a length of 6 m and a width of 4 m, what is its area?

Back

The area is 24 m² (Area = 6 × 4).

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3