Asap in triangle abc, points d and e are the midpoints segment ab of segment ac and respectively. what are the slope and length of segment de, if the slope and length of segment bc are 0.5 and 3.2 units, respectively? a. slope = -2, length = 3.2 units b. slope = 0.25, length = 3.2 units c. slope = 0.5, length = 1.6 units d. slope = -2, length = 1.6 units e. slope = 0.25, length = 1.6 units