The diameter of a right circular cylinder type bucket is 21cm and its height is 40cm.The bucket is full of sand. If the sand is poured on the ground it forms a circular cone of height 15cm. Find the area of the ground on which the sand cone stands.
drai4778098:
my calculation misatke sorry the correct answer is 2772
rest is correct
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nope its wrong
how
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r = d/ 2 = 21/2 =10.5 cm
h = 40
for cone :
h = 15 cm
used volume of cone = volume su of cylinder
h = 40
for cone :
h = 15 cm
used volume of cone = volume su of cylinder
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