Ask Question
16 March, 21:05

The length of a rectangle is 4 m more than the width the area of the rectangle is 45m^2 find the length and width

+1
Answers (1)
  1. 16 March, 21:17
    0
    L=w+4m

    A=w*l

    A=w (w+4) = 45

    w^2+4w-45=0

    w^2+9w-5w-45=0

    w (w+9) - 5 (w+9) = 0

    (w+9) (w-5) = 0

    ⇒ w+9=0 or w-5=0

    ⇒w-5=0

    w=5

    l=5+4

    l=9
Know the Answer?
Not Sure About the Answer?
Find an answer to your question 👍 “The length of a rectangle is 4 m more than the width the area of the rectangle is 45m^2 find the length and width ...” in 📗 Mathematics if the answers seem to be not correct or there’s no answer. Try a smart search to find answers to similar questions.
Search for Other Answers