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2021 AMC 12C Question 14

AMC12 · 2021 AMC 12C

Question 14

In the figure, equilateral hexagon $ABCDEF$ has three nonadjacent acute interior angles that each measure $30^\circ.$ The enclosed area of the hexagon is $6\sqrt{3}.$ What is the perimeter of the hexagon?

Question illustration
  1. $4$
  2. $4\sqrt{3}$
  3. $12$
  4. $18$
  5. $12\sqrt{3}$