The points \(A(2, 8)\), \(B(10, 8)\), \(C(10,16)\) and \(D(2,16)\) in order are the vertices of a square. Find the value of distance and diagonals of the square.
 
Answer variants:
63
66
64
62
The distance between the points is 
and the diagonal is  this is equal to all the points which make the square shape.