Ask Question
24 April, 20:53

The length of a rectangular box is 2 units less than its width.

If the area of the box is 15 units square.

Find the perimeter of the box.

+4
Answers (1)
  1. 25 April, 00:49
    0
    Length, l

    width, w

    l = w - 2

    15 = lw

    15 = (w-2) w

    w^2 - 2w = 15

    w^2 - 2w - 15 = 0

    w^2 - 5w + 3w - 15 = 0

    w (w - 5) + 3 (w - 5) = 0

    (w + 3) (w - 5) = 0

    w = 5 or w = - 3

    possible not possible

    width = 5 units

    length = 3 units
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “The length of a rectangular box is 2 units less than its width. If the area of the box is 15 units square. Find the perimeter of the box. ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers