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10 questions from this quiz
90°90°90° to 180°180°180°
All three: sinθ\sin \thetasinθ, cosθ\cos \thetacosθ, tanθ\tan \thetatanθ
Only sinθ\sin \thetasinθ
Negative
Applies correct signs automatically
Positive
cos−1\cos^{-1}cos−1
Add 180°180°180° to −52.85°-52.85°−52.85°
Add 180°180°180° to find obtuse angle
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