In triangle ABC, points D and E are the midpoints of AB and AC respectively. What are the slope and length of DE, if the slope and length of 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