Find the volume of a cone of radius 3.5cm and vertical height 12cm [Take π = 22/7]

  • A 3.4cm2
  • B 15.5cm2
  • C 21.0cm2
  • D 42.0cm2
  • E 154.0cm2
waec 1989mathematics

The correct answer is E. 154.0cm2

No explanation given
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