Q12 of 50 Page 12

If the length of a median of an equilateral triangle is x cm, then its area is


Median of an equilateral =


In an equilateral triangle median is an altitude.


Let the side of triangle be


(AB)2 = (AD)2 + (BD)2


()2 = ()2 + ()2 C


= cm


Area of an equilateral triangle = = = = = cm2

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