SOLUTION: if the area of a equilateral triangle is 36 root 3 then find its perimetre

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Question 878232: if the area of a equilateral triangle is 36 root 3 then find its perimetre
Answer by dkppathak(439) About Me  (Show Source):
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if the area of a equilateral triangle is 36 root 3 then find its perimeter
area of equilateral triangle = sqrt 3/4 side^2
36 sqrt3 =side^2 sqrt3/4
36x4= side ^2
side = 3 cm
perimeter of equilateral triangle = 3a
3x3 =9 cm
Answer 9 cm