SAT Subject Test Math Level 2 Practice Test: Trigonometric Functions and Their Inverses Definitions

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Question 6 questions

Time 7 minutes

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1. Express cos 320° as a function of an angle between 0° and 90°.

A. cos 40°
B. sin 40°
C. cos 50°
D. sin 50°
E. none of the above

2. If point P(-5,12) lies on the terminal side of in standard position, sin =

A.
B.
C.
D.
E.

3. If and sin , then tan =

A.
B.
C.
D.
E. none of the above

4. If x is an angle in quadrant III and tan (x - 30°) = cot x, find x.

A. 240°
B. 225°
C. 210°
D. 60°
E. none of the above

5. If 90° < < 180° and 270° < < 360°, then which of the following cannot be true?

A. sin = sin
B. tan = sin
C. tan = tan
D. sin = cos
E. sec = csc

6. Expressed as a function of an acute angle, cos 310° + cos 190° =

A. -cos 40°
B. cos 70°
C. -cos 50°
D. sin 20°
E. -cos 70°