a rectangular Garden is 60 M long and 16 M broad a path of uniform width of 2m surrounding the garden inside it find the area of the path and the remaining area of the garden also find the cost of paving the path with bricks at rate 20 per square metre
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area of rectangular garden =60*16=960m square
New breadth =16-2x
nw length = 60 -2x
new area =(16-2x) *(60-2x) =960-32x-120x+4x*x
960-152x+4*x*x=960
4*x*x=152x
4*x*x/x=152
4x=152
x=152/4
x=38
breath =16-2*38=-60
length =60-2*38=-16
area =-60*-16=
New breadth =16-2x
nw length = 60 -2x
new area =(16-2x) *(60-2x) =960-32x-120x+4x*x
960-152x+4*x*x=960
4*x*x=152x
4*x*x/x=152
4x=152
x=152/4
x=38
breath =16-2*38=-60
length =60-2*38=-16
area =-60*-16=
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