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(Unlimited) SAT Math: Trigonometry

 
In right triangle ABC, angle B is a right angle. If sinB is 0.27, what is cosC?
If sin(2x + 2) = cos(5x + 60), what is the value of x? Round your answer to the nearest whole number if necessary.
In right triangle MNO, angle N is a right angle. If sinN is 0.51, what is cosO?
If sin(3x + 13) = cos(2x + 57), what is the value of x? Round your answer to the nearest whole number if necessary.
If sin(2x + 6) = cos(2x + 68), what is the value of x? Round your answer to the nearest whole number if necessary.

 

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Go to Math Lesson: Imaginary Numbers

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