Question

The area of a rectangle is 20. The length is 5, and the width is x squared. What is the value of x? What is the width of the rectangle?

Answer 1

2, 4

Explanation:

Area of a rectangle = Length × width

• length = 5
• width = x²

• area = 20

20 = 5 × x²

x² = 4

x = 2

Value of x is 2

width is x² = 4