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lng3313
Group Title
surface area of a cone? 12cm high and radius is 5
answer options are
90 pi
65pi
120pi
115pi
 3 years ago
 3 years ago
lng3313 Group Title
surface area of a cone? 12cm high and radius is 5 answer options are 90 pi 65pi 120pi 115pi
 3 years ago
 3 years ago

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amistre64 Group TitleBest ResponseYou've already chosen the best response.0
or.... pi(r) sqrt(r^2 + h^2)
 3 years ago

amistre64 Group TitleBest ResponseYou've already chosen the best response.0
5pi sqrt(169) 5*13pi = 65pi
 3 years ago

amistre64 Group TitleBest ResponseYou've already chosen the best response.0
its either that or 90; i cant recall if surface area includes the base area or not
 3 years ago

lng3313 Group TitleBest ResponseYou've already chosen the best response.1
[Base Area] + 1/2 × Perimeter × [Slant Length]
 3 years ago
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