Show:
Trig Functions
Unit Circle
Reciprocal Identities
Co-function formulas
Sum&Difference formulas
100
The sine of an angle?
What is opposite / hypotenuse.
100
The sine of 135 degrees?
What is √ 2/2.
100
The reciprocal identity of co-secant θ?
What is 1/Sinθ.
100
The co-function formula of Cos/θ?
What is Sin(π/2-θ)
100
The sum or difference of Sin(α+β)?
What is Sin α Cos β+ Cos α Sin β.
200
The tangent of an angle?
What is the opposite side / adjacent side.
200
The sine of 240° and 300°?
What is -√3/2.
200
The reciprocal identity of secant θ?
What is 1/Cosθ.
200
The co-function formula of Co-secant θ?
What is Sec(π/2-θ)
200
The sum or difference of tan(α+β)?
What is Tan α+ Tan β/ 1+Tan α Tan β.
300
The cosine of an angle?
What is the adjacent/hypotenuse
300
The cosine of 330 degrees?
What is square root of 3 divided by 2.
300
The reciprocal identity of tangent θ?
What is 1/Cot θ。
300
The co-function formula of Co-tangent θ?
What is Tan(π/2-θ)
300
The sum or difference of Cos(α-β)?
What is Cos α Cos β - Sin α Sin β.
400
The cotangent of an angle?
What is adjacent side / opposite side
400
The sine of 11π/6?
What is -1/2.
400
The reciprocal identity of co-sine θ?
What is 1/Secθ.
400
The co-function formula of Secant θ?
What is Csc(π/2-θ).
400
The sum or difference of Sin(α-β)?
What is Sin α Cos β - Cos α Sin β.
500
The secant of an angle?
What is hypotenuse / adjacent
500
The co-sine of 4π/3?
What is -1/2.
500
The reciprocal identity of sine θ?
What is 1/Csc θ.
500
The co-function formula of Sine θ?
What is Cos(π/2-θ)
500
The sum or difference of tan (α-β)?
What is Tan α- Tan β/ 1-Tan α Tan β.