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A regular hexagon and an equilateral triangle have the same perimeter. Find the ratio of the area of the hexagon to the area of the triangle.

Competition practiceAreas & Volumes
  • A3:2
  • B2:3
  • C3:1
  • D1:2

Step-by-Step Solution

Let the hexagon's side be a, so its perimeter is and the triangle's side is . Hexagon area = 6 × (√3/4) = (3√3/2); triangle area = (√3/4) = √. Ratio = (3/2) : 1 = 3 : 2.
Answer: A) 3:2

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