Area and Perimeter 4th grade

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 rectangle with a length of 4 units and a width of 3 units?

Back

Area = 4 × 3 = 12 square units.

Front

What is the perimeter of a rectangle with a length of 5 units and a width of 2 units?

Back

Perimeter = 2 × (5 + 2) = 14 units.

Front

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

Back

Area = 4 × 4 = 16 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 formula for the area of a triangle?

Back

Area = 1/2 × base × height.

Front

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

Back

Perimeter = 3 + 4 + 5 = 12 units.