The midpoint of AB is at (1, -5). If A = (1, -7), find B. B is: (A convertible and a minivan leave a highwayjunction at the same time. The convertible travels west at 45 miles per hour and the minivan travels north at 65 miles per hour. Assuming the two vehicles do not deviate off course, how far apart are they after 3 hours? Distance Apart =