Question

(30) Find the height of a cylinder if -
(i) area of the base 360 m^2 and volume is 2880 m^3
(ii) perimeter of the base is 160 m and the curved surface area is 1440 m^2​

Answer 1

Answer:

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Answer 2

Answer:

(i)Height = 8 m

Explanation:

(i) 360 = pi x r^2

  360/pi = r^2

  r^2 = √114.567

 r = 10.7

  V = pi x r^2 x h

  2880 = pi x (10.7)^2 x h

  2880/(pi x 10.7)^2 = h

  h = 2880/ 359.727

 h = 8m