shiya10 shiya10 30-05-2023 Mathematics contestada 3. Line r has a slope of 2. Which of the following pairs of points define a line perpendicular to line r? A. (5,-2) and (3, 0) C. (-2, 0) and (5, -6) B. (1,7) and (4,1) D. (-8, -2) and (6,5)