sin, cos, tan
Law of Sines
Law of Cosines
Angle of Elevation
Angle of Depression
100
Find sinA.
What is a/c ?
100
Find the value of AC. (Round to the nearest .01)
What is AC≈27.74
100
Find the length of side C. Round to the nearest .01
What is C≈6.67?
100
An airplane is 200 yards away from the foot of a building that is 60 feet. What is the angle of elevation that the plane must fly to avoid hitting the building? Round to the nearest .01
What is x≈5.72 degrees
100
A lighthouse that is 100 feet tall sees a boat at an angle of 35 degrees. How far is the boat from the foot of the lighthouse? Round to the nearest .01
What is x≈142.81
200
Find cosB.
What is a/c ?
200
What is x≈7.96
200
Find the measure of angle C. Round to the nearest .01
What is C≈62.18 degrees?
200
A boy is flying his kite at a port. The kite is 10 feet away from the port and the angle of elevation is 20 degrees. What is the length of the kite's string?
What is x≈10.64
200
A boat at port has an anchor with string that is 200 meters. The string is 200 meters long. What is the height of which the anchor is to the top of the water? Round to the nearest .01
What is x≈153.21
300
Find tanB
What is b/a?
300
Find the value of C. (Round to the nearest .01)
What is c≈2.45?
300
Find the length of side Z. Round to the nearest .01
What is Z≈14.52
300
A ladder that is 14 feet long is leaning against a building with a height of 13 feet. What is the angle of elevation that the ladder is leaning on the building?
What is x≈68.3 degrees
300
A man standing on a tower that is 120 feet tall looks down at a point at an angle of 12 degrees. How far is the point from the foot of the tower? Round to the nearest .01
What is x≈564.56
400
Find tanA
What is 4/3?
400
What is c≈6.02
400
Find the length of side b. Round to the nearest .01
What is ≈
400
A boy is flying a kite with a string of 50 meters. The kite is at a height of 40 meters. What is the angle of depression of which the kite is flying? Round to the nearest .01
What is x≈53.13 degrees
400
A helicopter 1400 feet above a boat spots a ship at an angle of 15 degrees. How far is the ship from the boat? Round to the nearest .01
What is x≈5224.87
500
Find cosB
What is 4/5?
500
Find the value of side a. Round to the nearest .01
What is a≈5.35?
500
Find the length of q. Round to the nearest .01
What is q≈21.32?
500
A hot air balloon is flying at a height of 50 meters. A cameraman 200 meters away from the height of the hot air balloon takes a picture, what is the angle of elevation does he have to have to take the picture? Round to the nearest .01
What is y≈14.04
500
A helicopter 800 feet above an island sees a point at an angle of 35 degrees. How far is the point from the island? Round to the nearest .01
What is x≈1142.52