total surface area of the cone whose radius is R divided by 2 and slant height is 2 l
Answers
Answered by
4
Answer:
π r/2 (2l+ r/2)
Step-by-step explanation:
total surface of cone =πrl+πr(sqaure)
πr(l+r)
= π r/2(2l+r/2)
Answered by
7
Step-by-step explanation:
radius radius of cone=R/2
slant height of cone=2L
TSA of cone=πr(r+l)
=πr/2(r/2+2l)
=πr/2(r+4l)/2
=πr/4(r+4l)
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