1. Applications of Trigonometry
Lesson: _____
Section: 4.8
Applications of Trigonometry

2. WAVES

6. Japanese Tsunami Video
SKIP 1/3 OF THE WAY THEN SKIP FURTHER
– WARN THEM NOT TO LAUGH

7. The speed of sound in sea water is 1560 m/s. The signal was received 1
The speed of sound in sea water is 1560 m/s. The signal was received 1.2 s after being sent.
What is the time to the target?
What is the distance to the target?
34°
How Deep is the Sub?

8. How far apart are the ships?
The lighthouse is 350 ft. above sea level
How far apart are the ships?
6.5° 4°