a solid is hemispherical at bottom and conical above . if the surface area of the two parts are equal then calculate the ratio of its radius and height of its conical part
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It is given that the surface area of two parts of Conical and Hemispherical are equal to each other.
2πr (l + r) = 3πr²
we can cancel out Pi from Pi and r from r
2 (l + r) = 3πr
l + r = 3πr / 2
2πr (l + r) = 3πr²
we can cancel out Pi from Pi and r from r
2 (l + r) = 3πr
l + r = 3πr / 2
mitheshsk:
but thts not the answer
I know
Better than u
hi
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