Trigonometry Problems Worksheet With Answer Key
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1 .
What is a 40° angle in radians?
2 .
What is a 2.85 radian angle in degrees?
What is a 1.39 π radian angle in degrees?
3 .
4 .
What is a 113° angle in radians?
5 .
What is a 1.27 radian angle in degrees?
What is a 1.35 π radian angle in degrees?
6 .
7 .
What are the sine, cosine, and tangent of 66°?
8 .
What are the sine, cosine, and tangent of 0.89 radians?
9 .
What are the sine, cosine, and tangent of 178°?
1 0 .
What are the sine, cosine, and tangent of 3.41 radians?
1 1 .
In a right triangle, the side adjacent to a 53° angle has length
52 meters.
What is the length of the opposite side and the
hypotenuse of the triangle?
12.
In a right triangle, the side adjacent to a 31° angle has length
81 meters.
What is the length of the opposite side and the
hypotenuse of the triangle?
13.
What would be the percentage error in the small angle
approximation for sine at 0.94 radians?
1 4 .
What would be the percentage error in the small angle
approximation for sine at 0.32 radians?
1 5 .
Tabulate the sine, cosine, tangent, and cotangent of angles from 0
to 360° in 30° intervals. Are the signs of the functions what you
would expect from the sign conventions?
trigonometry problems, page 1
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