Area and Perimeter of Rectilinear Figures

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 total distance around a shape, measured in units.

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 a rectilinear figure?

Back

A rectilinear figure is a shape made up of straight lines and right angles.

Front

If a rectangle has a length of 5 units and a width of 4 units, what is its area?

Back

Area = 5 × 4 = 20 units squared.

Front

If a rectangle has a length of 6 units and a width of 3 units, what is its perimeter?

Back

Perimeter = 2 × (6 + 3) = 18 units.

Front

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

Back

Area = 4 × 4 = 16 units squared.

Front

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

Back

Perimeter = 4 × 4 = 16 units.

Front

If a figure has an area of 24 units squared, what does that mean?

Back

It means the space inside the figure is equal to 24 square units.