Margaret is planning a rectangular garden. its length is 4ft less than twice its width. its area is 170 ft squared. what are the dimensions of the garden?

Question

Mathematics

Mattie Vargas

11 February, 05:12

Margaret is planning a rectangular garden. its length is 4ft less than twice its width. its area is 170 ft squared. what are the dimensions of the garden?

+2

Answers (1)

Know the Answer?

Camilla Sheppard · Answer 1

Let the width be x, it length is 2x - 4

Area = length x width

x (2x - 4) = 170

2x^2 - 4x - 170 = 0

x^2 - 2x - 85 = 0

x = 10.27

Therefore, the width ≈ 10.27 ft and the length is 2 (10.27) - 4 ≈ 16.54