find the cost of fencing a garden only only on 3 sides of lengths 20cm,16cm and 5cm at the rate of Rs54per m.
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find the perimeter first .hence only three sides are mentioned so it is a triangle
perimeter of triangle=sum of all sides
= 20 +16 +5
=41cm
1cm= 1/100m
41cm=41/100m
=0.41m
the rate of fencing 1m=₹54/m
the rate of fencing 0.41m= 54*0.41
=₹22.14
perimeter of triangle=sum of all sides
= 20 +16 +5
=41cm
1cm= 1/100m
41cm=41/100m
=0.41m
the rate of fencing 1m=₹54/m
the rate of fencing 0.41m= 54*0.41
=₹22.14
aneeta2:
thanks
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See the attached file
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but it is the chapter of mensuration
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