Determine which equation is parallel to line BC and which is perpendicular to line BC. 710 A - do 6 4 2 4 6 8 2 4 -6 8 a. 4x + 6y = 3 1. Perpendicular Line b. 3x - 2y = 1 2. Parallel Line c 4x - y = 7 d. 3x + 2y = 5

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%