a heap of wheat is in the form of a cone whose diameter is 10.5m and height 3m.find its volume.the heap is to be covered by a canvas to protect it from rain.find the area of the canvas required
Answers
Answered by
1
heya it's Aastha....
r = 10.5/2 m .
h = 3 m
volume of cone = 1/3 πr2h
= 1/3 × 22/7 × 10.5/2×10.5/2× 3
= 86.625 m3
now,
area of canvas = πrl
= 22/7× 10.5/2×√10.5/2^2+3^2
= 22/7 × 10.5/2× 6.3
=.103.65 m2
I hope it help you
r = 10.5/2 m .
h = 3 m
volume of cone = 1/3 πr2h
= 1/3 × 22/7 × 10.5/2×10.5/2× 3
= 86.625 m3
now,
area of canvas = πrl
= 22/7× 10.5/2×√10.5/2^2+3^2
= 22/7 × 10.5/2× 6.3
=.103.65 m2
I hope it help you
Similar questions