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Step-by-step explanation:
in an equilateral triangle median is the altitude
apply pythagoras theorem
side2 = (side/x)2+x2
side = 2x/ root3 ......(i)
we know that area = root 3/4 side2
putting the value of (i)
root3/ 4 * (2/ √3 ×x)²=x²/√3
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