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SAT Math: Trigonometry 3

1. One angle measures x \textdegree, where \cos x \textdegree = \dfrac{5}{13}. What is \sin (90-x) \textdegree?
2.
What is the tangent of C in the given right triangle?
3. Consider a right triangle with an inner angle x (x \textless 90 \textdegree). If \sin x = \dfrac{3}{5} and \cos x = \dfrac{4}{5}, what is \tan x?
4. If the tangent of an angle is \dfrac{1}{2}, what is the sine of the same angle?
5. Danielle is 4 feet tall. She casts a 3 foot shadow when the angle of elevation of the sun is \theta. What is the value of \tan \theta?
6. \cos (a \textdegree) = \sin (b \textdegree). If a=12x+7 and b=3x-4, what is the value of b?

 

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