The circumference of the base of a cone is 44cm and its slant height is 15cm. then its curved surfacea area is …cm2
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Answer:
330m^2
Step-by-step explanation:
circumference of the base circle=44cm
circle circumference =2πr
2*22/7*r=44
so (44/7)*r=44
r=7cm
so curved surface area =πrl
=22/7*7*15
=22*15
=330cm^2
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