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

what is a good lab introduction? (Title, purpose, question, hypothesis, variables)​
Can you teach me how to speak German
how did Russia's territory change from 1914 to 1921 (PLEASE HELP PLEASE)
What is the purpose of completing three trials?A. To be able to generate enough data in order to be able to publish your resultsB. To increase the accuracy of y
Are those two equations linear? Why or why not?
Covalent bonds ___ conduct electricity well. Always Usually Rarely Never
Easy passage question of american govermnet
Can two amino acids be seperated? If so, how?
10-2(2x+1)=4(x-2)solve each equation for x graph your Solution on a number line ​
express each of the following in logarithmic form ​