The volumes of two similar cones are in the ratio 8 : 27. Their surface areas are in the ratio:

  1. 8 : 27
  2. 4 : 9
  3. 64 : 729
  4. 2 : 3
Answer

B) 4 : 9

Length ratio = [3]8 : [3]27 = 2 : 3; area ratio = 4 : 9. SLO M-09-B-17 · Understanding

Mathematics MCQ · More Similar Figures MCQs · Practise