| SOH CAH TOA | 30 60 90 triangle | 45 45 90 triangle | Using the trig circle |
|---|---|---|---|
|
What is opposite/ hypotenuse
How do you find sinθ?
|
What is 1/2
What are the sides to sin 30°?
|
What is √2/2
What are the sides to sin 45°?
|
What is 1
Evaluate: sin 90°
|
|
What is opposite / hypotenuse
How do you find tanθ?
|
What is 1/√3
What are the sides to tan 30°?
|
What is 1
What are the sides to tan 45°?
|
What is undefined
Evaluate: tan 90°
|
|
What is hypotenuse / adjacent
How do you find secθ?
|
What is 2/√3
What are the sides to csc 60°?
|
What is √2/1
What are the sides to sec 45°?
|
What is 0
Evaluate: cot 270°
|
|
What is hypotenuse / opposite
How do you find cscθ?
|
What is √3/1
What are the sides to cot 30°?
|
What is √2/1
What are the sides to csc 45°?
|
What is 0
Evaluate: cos π/2
|
|
What is adjacent /
How do you find cotθ?
|
What is 2
What are the sides to sec 60°?
|
What is √2/2
What are the sides to cos 45°?
|
What is 0
Evaluate: tan π
|
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