jessicalogan25p38muh jessicalogan25p38muh
  • 04-07-2018
  • Mathematics
contestada

Bailey's rectangular dog pen for his Irish Setter must have an area of 400 square feet. Also, the length must be 20 feet longer than the width. Find the dimensions of the pen.

Respuesta :

XSadness
XSadness XSadness
  • 04-07-2018
Hello.


400=(x+20)x is the equation or 400=x^2+20x 


(x+10)=square root of 500 


so x+10=10 radical 5 



final answer -10 + or - 10 radical 5=x 


Have a nice day
Answer Link

Otras preguntas

Which theater is considered Shakespeare's theater? A. The Swan B. The Globe C. The Rose D. The Stage
what is the geometric mean between 6 and 20?
Ms Graves gave her class 12 minutes to read. Carrie read 5/1/2 pages in that time. At what rate, in the pages per hour, did Carrie read?
does radiation need a phase of matter to travel with?
20 points People disagree whether the United States should have gone to war against Mexico. Should the United States have declared war? Opinions Please The Unit
How do you put allele in a sentence
(3x^2 + 2x -2) + ( -2x^2 + 5x+5) My answer 5x^2 + 7× +7 Am i right
Companies raise funds to expand their business by
what rule does static electricity follow
What is the noun in the sentence below? The fish swims quickly. a. Quickly b. Fish c. The d. Swims