1.

The Centre of Gravity of an equilateral triangle of side a lies at a height _____ measured on a median form any side.

A. \({(\frac{2}{{\sqrt 3 }}})a\)
B. \({(\frac{\sqrt 3 }{2}})a\)
C. \({(\frac{a }{2\sqrt{3}}})\)
D. \({(\frac{a}{3}})\)
Answer» D. \({(\frac{a}{3}})\)


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