area

Front

What is area?

Back

Area is the amount of space inside a shape, measured in square units.

Front

How do you find the area of a square?

Back

Multiply the length of one side by itself (Area = side × side).

Front

What is the area of a square with a length of 4 cm?

Back

16 square cm.

Front

What is the formula for the area of a rectangle?

Back

Area = length × width.

Front

What is the area of a rectangle that is 5 cm long and 3 cm wide?

Back

15 square cm.

Front

What does it mean to decompose a shape?

Back

To break down or break apart a shape into smaller parts.

Front

What is perimeter?

Back

Perimeter is the distance around a shape.

Front

How do you find the perimeter of a rectangle?

Back

Add the lengths of all four sides (Perimeter = 2 × (length + width)).

Front

What is the perimeter of a rectangle that is 4 cm long and 3 cm wide?

Back

14 cm.

Front

What is the area of an irregular shape?

Back

The area can be found by breaking it down into regular shapes and adding their areas.