SOLUTION: 9. The length of a rectangular garden is 2 yd greater than the width. The area is 80 yd2. Find the length and width.

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: 9. The length of a rectangular garden is 2 yd greater than the width. The area is 80 yd2. Find the length and width.       Log On


   

Question 460114: 9. The length of a rectangular garden is 2 yd greater than the width. The area is 80 yd2. Find the length and width.

Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
Knowing that 80 is equal to 8 times 10, we conclude that the length is 10 yd and the width is 8 yd.

Here, we probably wouldn't need a quadratic equation, but we could let w and w+2 be the width and length, and solve for w(w+2) = 80.