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

I really need help with this one​
Some cells release substances that can travel to other cells in the body and be detected by checkpoint proteins. This signals that the cell should divide. These
pema with his brothers have gone back to chhukha.what is the error in this sentense?​
How many moles of MgCl2 are there in 329 g of the compound? Your Answer:
A writer adapts a short story about an alien invasion for a radio broadcast. Which choice would most make the audience feel that the events in the broadcast wer
Two-year-old marshall uses two-word combinations like "me go" and "home now." marshall is using __________ speech.
URGENT please help me with this !!!
what is drought? what problem can cause
How do you solve this?
F(x)=3.7-2x g(x)=0.25x-5 what is f(x) +g(x) Pls help