Find the distance between each pair of points

(2,-8) and (5,-6)
(-6,3) and and (5,6)
(1,5) and (7,-3)
(-1,4) and (0,-4)
(1,-3) and (-7,-4)
(-7,-6) and and (1,0)
(-3,-5) and and (-1,-8)
(1,8) and (-6,-1)
(2,-8) and (-4,-1)