From a solid cylinder whose height is 2.4 cm and diameter 1.4 cm a conical cavity of the same height and same diameter is hollowed out. Find the total surface area of the remaining solid
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6
the anser is 8.14cm square
it simple the formula is
2×22/7×1.4/2(0.7 +2.4)-thecrved surface area of a cone i.e (22/7×0.7×2.5)
it simple the formula is
2×22/7×1.4/2(0.7 +2.4)-thecrved surface area of a cone i.e (22/7×0.7×2.5)
Answered by
5
area of remaining part is 8.13 Cm²
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