Questions -
ON The radius of the circular garden ism. The cost of fencing the garden at
the rate of Rs. 10 per metre will be?
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Answer:
hope it will help you
Step-by-step explanation:
now here area of circular garden=area of circle
so here radius of circular garden(r)=10 cm
thus then
area of circular garden=pi×r square
put pi=3.14 for easy calculation
so thus we get
=3.14×10×10
=3.14×100
=314
hence area of circular garden=314 cm.square
so thus then
cost of fencing the whole garden=cost of fencing per meter×area of garden
=314×11
=3454 Rs
hence cost of fencing the circular garden of radius 10cm at the rate of 11Rs per meter is 3454 Rs
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