the surface area of the cone is 132πmm2. what is the slant height of the cone? What are the steps & answer

asked Apr 20, 2019 234k views

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$\pi \: * r \: * l = \: curved \: surface \: area \\ \pi \: rl = 132\pi \\cancel \: out \: \pi \\ rl = 132 \\ l = \: (132)/(6) \\ l = \: 22$

Old Nick answered Apr 25, 2019

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