Trig Functions
What is Opposite over Adjacent?
What is tangent?
Leg 1=3
Leg 2= 4
What is 5?
The cosine of 45 degrees.
What is sqrt(2)/2
Create Q1 of the Unit Circle.
Be sure to include the angle in degrees and their coo responding ordered pairs.
0o is ( 1,0 )
30o is ( [sqrt3]/2, 1/2 )
45o is ( [sqrt2]/2, [sqrt2]/2 )
60o is ( 1/2, [sqrt3]/2 )
90o is ( 0, 1 )
π/6
30 degrees
What is Adjacent over Hypotenuse?
What is cosine?
Small leg= 3
Long leg = 3 sqrt 3.
What is 6?
The sine of 30 degrees.
What is 1/2?
Create Q2 of the Unit Circle.
Be sure to include the angle in degrees and their coo responding ordered pairs.
90o is ( 0,1 )
120o is ( -[sqrt3]/2, 1/2 )
135o is ( -[sqrt2]/2, [sqrt2]/2 )
1500o is ( -1/2, [sqrt3]/2 )
180o is ( 0, 1 )
210 degrees
7
What is opposite over hypotenuse?
What is sine?
Leg 1 = 2
Leg 2 = 2
What is 2 sqrt 2?
The cosine of 0 degrees.
What is 1?
Create Q3 of the Unit Circle.
Be sure to include the angle in degrees and their coo responding ordered pairs.
180o is ( -1,-0 )
210o is ( -[sqrt3]/2, -1/2 )
225o is ( -[sqrt2]/2, -[sqrt2]/2 )
240o is ( -1/2, -[sqrt3]/2 )
270o is ( 0, -1 )
5/3π
300 degrees
What is tangent?
What is Opposite over Adjacent
Hypotenuse = 12
Long leg = 6 sqrt 3.
What is 6?
The tangent of 45 degrees.
What is 1?
Create Q4 of the Unit Circle.
Be sure to include the angle in degrees and their coo responding ordered pairs.
270o is ( 1,-0 )
300o is ( [sqrt3]/2, -1/2 )
315o is ( [sqrt2]/2, -[sqrt2]/2 )
330o is ( 1/2, -[sqrt3]/2 )
360o is ( 0, 1 )
180 degrees
π
What is SOH CAH TOA?
What is Sine (Opposite/Hypotenuse), Cosine(Adjacent/Hypotenuse), Tangent(Opposite/Adjacent)?
Theta = 37° , Adjacent = 11
Hypotenuse = ?
What is 13.8?
What is the tangent of 225 degrees?
1
2pi/3
3pi/4
4pi/5
2π
360 degrees