A3 3.22.24 Functional Identity Review

tanθ = 

• 1/cosθ

• 1/sinθ

• cosθ/sinθ

• sinθ/cosθ

cotθ =

• cosθ/sinθ

• sinθ/cosθ

• tanθ

• 1/cosθ

Solve the following for cos²θ:
sin²θ + cos²θ = 1

• cos²θ = 1 - sin²θ
• cosθ = 1 + sin²θ
• cosθ = 1 - sinθ
• cos²θ = Adj/hyp

Match the following

• cscθ

• sinθ

• cotθ

• tanθ

• secθ