area and perimeter

Front

What is the definition of perimeter?

Back

Perimeter is the total distance around the outside of a shape.

Front

How do you calculate the perimeter of a rectangle?

Back

Add the lengths of all four sides or use the formula: P = 2(length + width).

Front

What is the definition of area?

Back

Area is the amount of space inside a shape.

Front

How do you calculate the area of a rectangle?

Back

Multiply the length by the width: Area = length × width.

Front

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

Back

15 square units.

Front

If a rectangle has a perimeter of 20 units and one side is 6 units, what is the length of the other side?

Back

7 units.

Front

What is the formula for the perimeter of a square?

Back

P = 4 × side length.

Front

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

Back

16 units.

Front

What is the relationship between area and perimeter?

Back

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

Front

If the area of a rectangle is 24 square units and the width is 4 units, what is the length?

Back

6 units.