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

im really stuck on this one. can someone help me? And please give me the right answer. ive been getting wrong answers
Find a whole number that, when added to the data set below, does not change the interquartile range. 80, 84, 86, 88, 88, 92, 94, 94
What is the common ratio of the geometric sequence below? –2, 4, –8, 16, –32, ... -4/2 -2/4 2/4 4/2
Evaluate 12C4 and 11P4
The volume of a sphere is 2 comma 143.57 m cubed. To the nearest meter​, what is the radius of the​ sphere? Use 3.14 for pi.
essay about worst vacation?​
26% of animals at the animals shelter are dogs. About what fraction of animals at the shelter are dogs
Three examples of human activities that could endanger botana curus
What is the full form of FIFA?​
g. If two triangles have three corresponding angles and three corresponding sides that are equal in measure, are the two triangles necessarily congruent? Why? H