benoscar benoscar

25-03-2014
Mathematics

Answered

A rectangular field with an area of 5000m^2 is enclosed by 300m of fencing. Find the dimensions of the field? How?

Verified Answer :

madankapoor10 madankapoor10

25-03-2014

area of field=xy=5000
perimeter of field=2(x+y)300
x+y=150
x=150-y
y(150-y)=5000
\(y^2-150y+5000=0\)
solve it
u get y= 50 or 100
then x=100 or 50
therefore the dimensions are 100m and 50m

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