Math, asked by Bhargabi7000, 9 months ago

If the radius and slant height of a cone are r/2 and 21 .then find its TSA

Answers

Answered by Adrienette
2

Answer:

radius =2, lenght=21

Total surface area =pi×r (l+r)

22/7×2(21+2)

22/7×2×23

22/7×46

=144.57

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