Let R be the point (3, 7) and let P and Q be two points on the line x + y = 5 such that PQR is an equilateral triangle. Then the area of $\Delta$PQR is :

Question

${{25} \over {4\sqrt 3 }}$

${{25\sqrt 3 } \over 2}$

${{25} \over {\sqrt 3 }}$

${{25} \over {2\sqrt 3 }}$

Solution

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