Calculating Area

What is the formula to find Area?

• Length x Width

• Length + Width

• Length + Length + Width + Width

• Add up all the sides

Find the missing side length

• 36mm

• 10mm

• 20mm

• 18mm

The area of a rectangle is 72 sq units.  One side length is 9 units.  What is the other side length?

• 9 units

• 7 units

• 10 units

• 8 units

Ben wanted to make a dog pen with an area of 36 square feet.  What could the dimensions of his dog pen be?

• 3 feet by 6 feet

• 9 feet by 9 feet

• 9 feet by 4 feet

• 5 feet by 6 feet

What division problem helps you solve for L?

Which of the following expressions would not help me find the area of this rectangle?

• 5 x 10

• 10 x 5

• 5 + 10

• 10 + 10 + 10 + 10 + 10

What is the area of the rectangle?

• 15 sq cm

• 15 cm

• 2 

• 16 cm

A rectangle measures 8 inches wide and 7 inches long. What is the area of the rectangle?

• 15 in²

• 56 in²

• 30 in²

Mrs. Curtis has a garden that is 7 feet long and 4 feet wide. What is the total area of her garden?

• 28 feet

• 11 feet

• 22 square feet

• 28 square feet

Determine the area of the square.

Each side = 7 miles

• 7 square miles

• 49 square miles

• 343 square miles

• 100 square miles

• 28 square miles