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SAT Math Practice: Trigonometry Practice 01

1.
In right triangle ABC, \sin{A} = \dfrac{4}{5}. If \overline{BC} is 10.4cm, how long is \overline{AC} to the nearest tenth of a centimeter?
2.
In right triangle ABC, \cos{A} = \dfrac{2}{7}. If \overline{AC} is 13.6in, how long is \overline{AB} to the nearest tenth of an inch?
3.
In right triangle ABC, \tan{C} = \dfrac{12}{13}. If \overline{AB} is 14.1mm, how long is \overline{AC} to the nearest tenth of a millimeter?
4. The value of \sin{x} =.31. What is the value of \cos{y} if x and y are complementary angles?
5. The value of \cos{x} =.62. What is the value of \sin{y} if x+y=90?

 

 

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