the radius of a cone is 7cm and CSA is 176cm2.find the slant height
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radius = r = 7cm
slant height = l = ?
CSA = 176 cm²
πrl = 176 cm²
22/7×7cm×l = 176 cm²
22cm×l = 176 cm²
l = 176cm²/22cm
l = 8cm
slant height = l = ?
CSA = 176 cm²
πrl = 176 cm²
22/7×7cm×l = 176 cm²
22cm×l = 176 cm²
l = 176cm²/22cm
l = 8cm
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