Skip to content / Đến nội dung
ThichHocToan.com

1953 AMC 12 Question 12

AMC12 · 1953 AMC 12

Question 12

The diameters of two circles are $8$ inches and $12$ inches respectively. The ratio of the area of the smaller to the area of the larger circle is:
  1. $\dfrac23$
  2. $\dfrac49$
  3. $\dfrac94$
  4. $\dfrac12$
  5. none of these