SOLUTION: Find the perimeter of an eqilateral triangle whose altitude has a length of 6.

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Question 382606: Find the perimeter of an eqilateral triangle whose altitude has a length of 6.
Answer by robertb(5830) About Me  (Show Source):
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If the altitude has length equal to 6, then half of a side must measure 6%2Fsqrt%283%29, from the basic relationship of the sides of a 30-60-90 right triangle. A side will thus measure 12%2Fsqrt%283%29, and so the perimeter will have to be 36%2Fsqrt%283%29 units.