D x 2 x 1 2 y 2 y 1 2. Let P 1 1 4 and P 2 5 1. Distance 60 miles 1 hour2 hours distance 120 miles distance 60 miles 1 hour 2 hours distance 120 miles In general the formula relating distance rate and time is distanceratetime distance rate time.
Distance x A x B 2 y A y B 2 z A z B 2 Example.
Distance x 2 x 1 2 y 2 y 1 2. To find the distance between two points x 1 y 1 and x 2 y 2 all that you need to do is use the coordinates of these ordered pairs and apply the formula pictured below. Google Classroom Facebook Twitter. D P Q 0d PQ geq 0 dPQ 0 for all pointsP QPQ PQ with equality if and only ifP QP Q P Q d P Q d Q Pd P Q d Q P dPQ dQP for all pointsP QPQ PQ d P Q d P R.