Distance a2 b2 Imagine you know the location of two points A and B like here. A 2 b 2 c 2. Thus the distance between two points P x1 y1 and Q x2 y2 is.
D x2 x1 2 y2 y1 2.
Distance Between Two Points The distance formula is derived from the Pythagorean theorem. This distance formula calculator calculates the distance between any two given points defined by their coordinates including coordinates in the form of a fraction. PQ2 PR2 QR2 x2-x12 y2-y12 PQ. Distance Between Two Points The distance formula is derived from the Pythagorean theorem.