# Lesson Worksheet: Area of Squares and Rectangles Mathematics • 4th Grade

In this worksheet, we will practice writing a formula for the area of a rectangle using its base and height and using it to calculate the areas of squares and rectangles.

Q1:

Find the area of a rectangle whose length is 12 cm and width is 4 cm.

Q2:

The length of a rectangle is 9 cm and the width is 8 cm. What is the area of the rectangle?

Q3:

Work out the area of the rectangle.

Q4:

The length of a rectangle is 7 cm and its area is 42 cm2. What is the width of the rectangle?

Q5:

Find the length of a rectangle with width 6 cm and an area of 66 cm2.

Q6:

A rectangular bedroom is 4 meters long and 3 meters wide. Find its area.

Q7:

Choose the rectangle whose area is 12 square units.

• A
• B
• C
• D

Q8:

The rectangle has an area of 28 square units. One side measures 7 units.

Find the missing side length.

• A14 units
• B4 units
• C21 units
• D5 units
• E3 units

Q9:

Calculate the area of the shape.

Q10:

Calculate the area of a rectangle whose length is 10 cm and width is 5 cm.

This lesson includes 21 additional questions and 134 additional question variations for subscribers.