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Find T.S.A. of a cone of its slant height is 21 m and diameter iof the base is 24 cm |
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Answer» hey mate Step-by-step explanation: = πr(r+l) = π(12)(12+21) = 12π(33) = 396π = 396(3.14) = 1243.44 Hence, the answer is 1243.44m² |
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