The procedure is easy for you to do.... just use the distance equation
d (distance) = SQRT( (x2-x1)2 + (y2-y1)2 )
the first example, take (x2,y2) = (4,3) & (x1,y1) = (-5,-8) then the expression would be
d = SQRT( (4+5)2 + (3+8)2 ) = 14.2
Do the others in a similar manner.