Mastering Area and Perimeter Formulas in 4th Grade

A rectangle has a length of 8 meters and a width of 3 meters. What is the area of the rectangle?

• 15 square meters

• 20 square meters

• 24 square meters

• 30 square meters

If the same rectangle has a length of 8 meters and a width of 3 meters, what is its perimeter?

• 20 meters

• 18 meters

• 24 meters

• 22 meters

A garden is shaped like a rectangle with a length of 10 feet and a width of 4 feet. How much area does the garden cover?

• 20 square feet

• 50 square feet

• 30 square feet

• 40 square feet

The perimeter of a rectangular swimming pool is 30 meters. If the length is 12 meters, what is the width?

• 10 meters

• 3 meters

• 7 meters

• 5 meters

A rectangular classroom is 15 feet long and 10 feet wide. What is the area of the classroom?

• 150 square feet

• 100 square feet

• 200 square feet

• 75 square feet

If the area of a rectangular field is 48 square yards and the width is 6 yards, what is the length of the field?

• 10 yards

• 4 yards

• 8 yards

• 12 yards

A rectangular picture frame has a length of 12 inches and a width of 5 inches. What is the perimeter of the frame?

• 30 inches

• 25 inches

• 34 inches

• 40 inches

A rectangular box has a length of 9 cm and a width of 4 cm. What is the area of the box's base?

• 20 cm²

• 45 cm²

• 36 cm²

• 72 cm²

If a rectangular plot of land has a length of 20 meters and a width of 10 meters, what is the total perimeter of the plot?

• 60 meters

• 70 meters

• 40 meters

• 50 meters

A rectangular rug has an area of 36 square feet. If the width is 6 feet, what is the length of the rug?

• 8 feet

• 6 feet

• 4 feet

• 10 feet