area and perimeter review

Front

What is the perimeter? (Hint: this is a square with equal sides!)

Back

The perimeter is the total distance around a shape. For a square with equal sides, the perimeter is calculated by adding all four sides together.

Front

Count the unit squares to find the area of this shape.

Back

The area is the amount of space inside a shape. It can be found by counting the unit squares that fit inside the shape.

Front

What is the area of the rectangle?

Back

The area of a rectangle is calculated by multiplying its length by its width. For example, if a rectangle is 3 cm wide and 5 cm long, the area is 15 sq cm.

Front

Count the squares to find the perimeter of this shape.

Back

To find the perimeter, count the number of unit squares along the outside of the shape and add them together.

Front

What is the perimeter of the rectangle?

Back

The perimeter of a rectangle is calculated by adding the lengths of all four sides. For a rectangle with a length of 8 cm and a width of 4 cm, the perimeter is 24 cm.

Front

What is area?

Back

Area is the measure of space inside a two-dimensional shape, usually measured in square units.

Front

What is the formula for finding the perimeter of a rectangle?

Back

The formula for the perimeter of a rectangle is P = 2(length + width).

Front

What units are used to measure area?

Back

Area is measured in square units, such as square centimeters (sq cm) or square inches (sq in).

Front

What is the difference between area and perimeter?

Back

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

Front

How do you find the area of a square?

Back

To find the area of a square, multiply the length of one side by itself. For example, if one side is 4 cm, the area is 4 cm x 4 cm = 16 sq cm.