Unit 4 Lesson 2 PS

Front

What is a rectangle?

Back

A rectangle is a shape with four sides and four right angles. Opposite sides are equal in length.

Front

What is the area of a rectangle?

Back

The area of a rectangle is found by multiplying its length by its width. It is measured in square units.

Front

If a rectangle has a length of 5 cm and a width of 6 cm, what is its area?

Back

5 cm × 6 cm = 30 square centimeters.

Front

What does it mean to arrange tiles in equal rows?

Back

It means to place the same number of tiles in each row, so that all rows have the same length.

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times.

Front

What is the multiplication sentence for 7 rows of 4 tiles?

Back

7 x 4 = 28.

Front

How do you find the missing number in a multiplication sentence?

Back

You can divide the total by one of the numbers to find the missing number.

Front

If 3 cm × ___ = 18 square centimeters, what is the missing number?

Back

6.

Front

What is the formula to find the area of a rectangle?

Back

Area = Length × Width.

Front

If a rectangle has an area of 32 square centimeters and 4 rows, how many tiles are in each row?

Back

8 tiles.