1.

If the length of a median of an equilateral triangle is \[x\,cm,\]find its area.

A.  \[{{x}^{2}}c{{m}^{2}}\]                 
B. \[\frac{\sqrt{3}}{2}{{x}^{2}}\,c{{m}^{2}}\]  
C. \[\frac{{{x}^{2}}}{\sqrt{3}}c{{m}^{2}}\]      
D.   \[\frac{{{x}^{2}}}{2}c{{m}^{2}}\] 
Answer» D.   \[\frac{{{x}^{2}}}{2}c{{m}^{2}}\] 


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