1. Law of Sines Apps.

2. Question 1: Find the area of the triangle having the indicated angle and sides. A = 27° b= 5 c = 8

3. Answer: 9.08 square units

4. Question 2: The town surveyor has to stake the lot markers for a new public park beside an existing building lot. The engineering department gave the sketch below. How much chain link fencing will be needed to enclose the entire park?

5. Answer: 127 meters

6. Question 4: From a distance of 50 meters, the angle of elevation to the top of a building is 50 meters, the angle of elevation to the top of a building is 17°. Approximate the height of the building.

7. Answer: 15.3 meters

8. Question 5: A fire at F is spotted at two fire lookout stations, A and B, which are 10.3 mi apart. If station B reports the fire at angle ABF = 52.6°, and station A reports the fire at angle BAF = 25.3°, how far is the fire from Station A and from Station B?

9. Answer: From A: 8.37 mi From B: 4.5 mi