Two similar figures have corresponding lengths in the ratio 3 : 7. Their areas are in the ratio:

  1. 9 : 49
  2. 3 : 7
  3. 27 : 343
  4. 6 : 14
Answer

A) 9 : 49

Areas scale by the square of the length ratio: 3^2 : 7^2 = 9 : 49. SLO M-09-B-16 · Knowledge

Mathematics MCQ · More Similar Figures MCQs · Practise