1.

ABC is an equilateral triangle of side \[4\sqrt{3}\]cm. P, Q and R are mid-points of AB, CA and BC respectively. Find the area of triangle PQR is ____.

A. \[3\sqrt{3}\,c{{m}^{2}}\]                    
B.        \[2\sqrt{3}\,c{{m}^{2}}\]        
C.        \[\frac{\sqrt{3}}{2}\,c{{m}^{2}}\]       
D.         \[\frac{\sqrt{3}}{4}c{{m}^{2}}\]        
Answer» B.        \[2\sqrt{3}\,c{{m}^{2}}\]        


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