1. 4.8: Applications and
Models
AKA: Word Problems

2. Ex. 1) Solve for x.
12
x
35°

4. Ex. 2) From a point 65 ft. from the base of a
church, the angle of elevation to the base of
the steeple is 35° and 43° to the top of the
steeple. What is the height of the steeple?

6. Bearing Problems
knots:
nautical miles per hour (used
to find distance)
Direction:
N 22° W means point north,
then turn 22° towards the
west.

7. Ex. 3) A sailboat leaves the pier due west at
8 knots. After 15 minutes it changes course
N 16° W at 10 knots. Find the bearing and
distance from the pier after 12 minutes on
this new course.

8. x
y°
106°
2 nm
2 nm

9. Assignment:
#20 p. 359 #15-19
(odd), 22, 25, 29-37
(odd)
Draw ALL Pictures!!