contestada

The area of a rectangle is 81 ft2. If the rectangle is 9 feet long, what is its width?

7 feet
8 feet
9 feet
10 feet

Respuesta :

9 ft long. Area is length times width, so 81/9 = 9
The answer is 9 feet. You multiply 9 by 9 to get 81, or you can divide 81 by 9 and you'll get 9.