the diameter of a garden roller is 1.4m and its 2m long.How much area will it cover in 5 revolutions
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Answered by
1
radius =0.7m
h/l = 2m
area covered = lateral surface area X revolutions
2X3.14X0.7X2X5 = 43.96 m3. or (approx) 44 m3
h/l = 2m
area covered = lateral surface area X revolutions
2X3.14X0.7X2X5 = 43.96 m3. or (approx) 44 m3
ajiishere:
thank you for your effort
by taking pie 22/7 value will be 44
man u found the volume
Answered by
1
r=0.7m
l=2m
curved surface area=2πr(r+h)=2×22/7×0.7(2+.7)=2×22×.1×2.7=11.88m^2
area covered=59.4m^2
l=2m
curved surface area=2πr(r+h)=2×22/7×0.7(2+.7)=2×22×.1×2.7=11.88m^2
area covered=59.4m^2
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