9. Unit Circle
Reference Angles
Multiple Choice
Multiple ChoiceIdentify what angle, θ , satisfies the following conditions.
tanθ=−1; cosθ > 0
A
45°
B
135°
C
315°
D
330°
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Identify what angle, θ , satisfies the following conditions.
tanθ=−1; cosθ > 0
45°
135°
315°
330°