Problem preview
Prove and use sin^2(theta)+cos^2(theta)=1 to find trig values with quadrant information.
Determine the signs of sine and cosine when the quadrant is known
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- Course
- Math II
- Standard
- F-TF.8
- Category
- Functions
- Domain
- Trigonometric Functions
- Objective
- Prove and use sin^2(theta)+cos^2(theta)=1 to find trig values with quadrant information.
- Problem type
- Determine the signs of sine and cosine when the quadrant is known