The total surface area of cone of radius 2r and slant l/2 is
Answers
Answered by
0
total surface area=πr(l+r)
=22/7×2r(1/2+2r)
=22/7×2r(1/2+2r)
Answered by
0
Answer:
Step-by-step explanation:
r=2r
l=l/2
TSA=πr(r+l)
=π*2r(2r+l/2)
=2πr(l+4r/2)
=πr(l+4r)
=πrl+4πr²
Similar questions