1.   is an acute angle of a right triangle. If sin find cos and
tan .
    A. cos and
tan
B. cos and
tan
    C. cos and
tan
D. cos and
tan
    Hint

  2.   Solve . Round measures of sides to the nearest tenth and measures of angles to the nearest degree.
   
    A. E = 64°, d = 14.4, e = 12.9
    B. E = 64°, d = 12.9, e = 11.4
    C. E = 64°, d = 11.7 e = 14.4
    D. E = 64°, d = 12.9, e = 14.4
    Hint

  3.   Find the equivalent degree measure of an angle that measures radians.
    A. -270° B. -180°
    C. -315° D. -225°
    Hint

  4.   Find one positive angle and one negative angle that are coterminal with 310°.
    A. 100°, -670° B. 50°, -670°
    C. -50°, 670° D. -120°, 400°
    Hint

  5.   Find the exact value of sin 405°.
    A. B.
    C. - 1 D.
    Hint

  6.   Should the Law of Cosines or the Law of Sines be used to solve ABC? Explain.
   
    A. Law of Cosines because you know the measure of three sides.
    B. Law of Cosines because you know the measure of two sides and the included angle.
    C. Law of Sines because you know the measure of two sides and the angle opposite one of the sides.
    D. Law of Sines because you know the measure of a side and two angles.
    Hint

  7.   Find the exact value of sin 510°.
    A. B.
    C. D.
    Hint

  8.   Determine the exact value of cos .
    A. B.
    C. D.
    Hint

  9.   What is the reference angle of 240°?
    A. 60° B. –120°
    C. –60° D. 120°
    Hint

  10.   InA = 65°, a =10, and b = 13. Find B.
    A. B = 71.0° B. B = 44.2°
    C. B = 19.0° D. no solution
    Hint

  11.   Determine whether has no solution, one solution, or two solutions if A = 46°, a = 11, and b = 15.
    A. 2 solutions B. cannot be determined from given information
    C. 1 solution D. 0 solutions
    Hint

  12.   Suppose a triangle has three sides which measure 10, 13, and 17. What is the measure of the largest angle?
    A. 94.4° B. 88.7°
    C. 85.6° D. 91.3°
    Hint

  13.   Solve
    A. 315° B. 45°
    C. 225° D. 135°
    Hint

  14.   Suppose Alex wants to kick a ball over a 10-foot fence. Assuming that gravity has no effect, at what angle would he have to kick the ball if he were standing 6 feet away from the fence?
    A. 53.1° B. 36.9°
    C. 31.0° D. 59.0°
    Hint



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