The Slant height of a right circular cone is 7 cm and the total surface area is 147.84cm2. Find the base radius of the cone
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Answer:
Base radius = 6.72 cm
Step-by-step explanation:
TSA of cone = πrl
147.84 = ( 22 / 7 ) * r * 7
r = ( 147.84 * 7 ) / 22 * 7
r = 6.72 cm
Hence , the base radius is 6.72 cm .
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