Answer variants:
8.4
10.4
7.9
9.4
Identify the coordinates of a point \(A\), where \(AB\) is the diameter of a circle whose centre is and \(B\) is \((7, 10)\). Also, find the radius of the circle.
The coordinates of point \(A\) \(=\)
The radius of the circle \(=\) unit
[Note: Round off the radius value to one decimal place]