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.

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations