Question

Area of square plot is 1 hectare.Find cost of fencing around plotat rate of 350 per metre

Answer 1

Solution :

$\rm \displaystyle \red{Let\: side \:of \:the \:square\: is\:\green a }$

Area of the square plot

= 1hector ( given )

a² = 10000 m²

=> a² = ( 100 m )²

=> a = 100m

Now ,

Perimeter of the square = 4a

= 4 × 100m

= 400 m

It is given that ,

Rate of fencing 1m = Rs350

Rate of fencing 400m

= 400 × 350

= Rs 140000

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