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mecca99
mecca99 mecca99
  • 17-05-2016
  • Mathematics
Answered

the volume of a cylinder is 36 pie cubic units and its height is 4 units. find its lateral area.

Verified Answer :

apologiabiology
apologiabiology apologiabiology
  • 17-05-2016

V=hpir^2
V=36pi
h=4
LA=2hpir
find r then find lateral area

36pi=4pir^2
divide by 4pi
9=r^2
sqrt both sides
3=r

LA=2hpir
LA=24pi3
LA=8pi*3
LA=24pi

lateral area=24 pi squarea units

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