height of a cone is 15 m. its radius is 8 m. find the size of a cloth to be wrapped around the cone
Answers
Answered by
1
Answer:
120 is the answer
Step-by-step explanation:
15m×8m =120
Answered by
2
Answer:
427.43m^2
Step-by-step explanation:
Height of cone(h) =15m
radius of cone(r) =8m
slant height(l) =√h2+r2
=√15^2+8^2
=√225+64
=√289
=17m
curved surface area=πrl
=3.14×8×17
=427.43m^2
Size of cloth=curved surface area=427.43m^2
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