Math, asked by manideep2065, 11 months ago

Find the total surface area of a cone of slant height is 21 metre and diameter of its base 24

Answers

Answered by jhamani1975

11

Answer:

Step-by-step explanation:

Diameter=24cm

Radius=12cm

Total Surface Area = πr(l+r)

22/7×12(21+12)

1244.57cm^2

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