Trig Functions
What is the ratio for sine?
What is Opposite over Hypotenuse?
yes
In triangle ABC, angle A is a right triangle. If tan of b = 4/3. Find cos b.
cos b = 3/5
What is the ratio for cosine?
What is Adjacent over Hypotenuse?
DOUBLE POINTS Chicas is standing 42 feet away from the base of a building looking up with an angle of elevation of 48 degrees, at Quinton, who is fixing to throw a baseball down to him. How tall is the building?
What is 46.6 degrees?
In triangle ABC, angle A is a right angle. If Cos b = 8/10, find sin b.
sin b = 6/10.
DOUBLE POINTS Hannah, Jennifer, Vivi, Citlalli, Astrid, and Lindsey are all at an apple farm picking apples off of a tree. Hannah bets them all that she can climb to the top and get the highest apple, which is 52 ft off the ground. If Astrid, Jennifer, Vivi, Citlalli, and Lindsey are 9 feet from the tree, what is the angle of elevation (theta) from the girls to Hannah in the tree?
What is 80.2 degrees?
In triangle ABC, angle A is a right angle. If sin b is 12/13, find tan b.
tan b = 12/5.
What do TOA stand for?
Tangent= Opposite over Adjacent
DOUBLE POINTS Chris, Grant, Erick, and Tam decide to have a Pokémon battle. Erick Summons Charizard who stands at 18 feet high, and Erick is looking up at Charizard with an angle of elevation of 27 degrees, how far away is Erick from his Pokémon?
What is 35.3 feet away?
DOUBLE POINTS In triangle ABC, angle A is a right angle. If cos c = 8/17, find sin b.
sin b = 8/17.
What trig function is the reciprocal of Hypotenuse over Opposite?
Sine
DOUBLE POINTS Michael is standing on the top of the bleachers watching a football game. He spots the team mascot on the field. If the bleachers are 40 feet tall and the horizontal distance from Michael to the mascot is 68 feet, what is the angle of depression? (Round to nearest tenth)
30.5 degrees
In triangle ABC, angle A is a right angle. If cos c = 7/25, find the sin c.
sin c = 24/25