If P (2, 3, 9), Q (2, 5, 5) and R (8, 5, 3) are vertices of a triangle then find the length of median through Q.

If P (2, 3, 9), Q (2, 5, 5) and R (8, 5, 3) are vertices of a triangle

1.	If P (2, 3, 9), Q (2, 5, 5) and R (8, 5, 3) are vertices of a triangle then find the length of median through Q.
A.	( sqrt{24} )
B.	( sqrt{38} )
C.	( sqrt{11} )
D.	( sqrt{53} )
Answer» D. ( sqrt{53} )

If P (2, 3, 9), Q (2, 5, 5) and R (8, 5, 3) are vertices of a triangle then find the length of median through Q.
If P (2, 3, 9), Q (2, 5, 5) and R (8, 5, 3) are vertices of a triangle then find the length of median through P.
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