If the vertices of a triangle are \(A(1, 5)\), \(B(10, 1)\) and \(C(0, 7)\), then find the length of the median through \(A\).
 
The coordinate of \(D\) \(=\) i,i
 
The length of the median \(AD\) \(=\)  units
 
[Note: Round off your length to one decimal place.]