1.

the perimeter of a rectangular grassy plot is 189 M and breadth is 10.5 M find the length and area of the plot

Answer» LET length=l
Now,
p=2(l+b)=189
2(l+10.5)=189
2l+21=189
2l=189-21
l=168/2
l=84
Again,
Area=l*b=84*10.5=882 (ANS)





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