Ms. Lund placed a 7-foot ladder against a wall with the base of the ladder 4 feet (ft.) away from
the wall. She decided that a different, 10-foot
a
ladder needed to be used. If Ms. Lund wants the
longer ladder to rest against the wall at the same
angle as the shorter ladder, about how far away
from the wall should she place its base?
A. 5.7 ft.
B.
6.0 ft.
C.
7.0 ft.
D. 8.1 ft.
E. 17.5 ft.