Skip to content / Đến nội dung
ThichHocToan.com

1978 AMC 12 Question 7

AMC12 · 1978 AMC 12

Question 7

Opposite sides of a regular hexagon are $12$ inches apart. The length of each side, in inches, is
  1. $7.5$
  2. $6\sqrt2$
  3. $5\sqrt2$
  4. $\frac92\sqrt3$
  5. $4\sqrt3$