Two points are defined as (x1, y1) and (x2, y2) when plotted on a rectangular coordinate grid. find the distance, d, between the two points ( -3, 1) and (6, -9)

Respuesta :

d=√( (x2-x1)²+(y2-y1)² )

d=√(6--3)²+((-9-1)²

d=√(81+64)

d=√145