The square root of the sum of the squares of the differences of each coordinate. In space, the distance2=(x1-x2)2+(y1-y2)2+(z1-z2)2On a plane, the distance2=(x1-x2)2+(y1-y2)2On a line, the...
Infinity Incorrect ! The longest distance between those two points is a straight line from one point , running all the way around the world to the second point.Thus the shortest distance together...