lilymartinez76 lilymartinez76
  • 07-03-2018
  • Mathematics
contestada

The lenght of a rectangle is 3 times the width.The preimeter is 120 meters.Find the Length and Width

Respuesta :

Dianaaaaaa
Dianaaaaaa Dianaaaaaa
  • 07-03-2018
My solution: P.S I’m not sure if I’m correct.

2L+2W=120
2*3W+2W=120
6W+2W=120
8W=120
W=120/8
W=15 M. FOR THE WIDTH.
L=3*15=45 M. FOR THE LENGTH.
PROOF:
2*45+2*15=120
90+30=120
120=120

Hope this solution works! If not, I’m very sorry. :(
Answer Link

Otras preguntas

Using only five odd numbers, add them up so that the result is 32, the five odd numbers have to be whole numbers only.
Consider the $50,000 excess cash.Assume that Gary invests the funds in a one year CD a.What is the CD s value at maturity( future calue)if it pays 10 percent(an
Given log 2 = 0.3010, log 3 = 0.4771. Find the value of a) log 12 b) log 5.
why is ammeter connected in series in an electric circuit?
How much energy is given to each coulomb of charge passing through a 6 V battery
Which inequality represents all values of x for which the product below is defined? √5x ·√x+4 a.x>0 b.x≥0 c.x≤-4 d.x≥-4
what is the pH value of MgSO4?
A number of students were asked this question: “How many cousins do you have?” The lowest answer given was 6. The highest answer given was 20. The total of all
what happens in hydrolysis during photosynthesis ? plz ans in elaborate form
Given log 2 = 0.3010, log 3 = 0.4771. Find the value of a) log 12 b) log 5.