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OAE Mathematics: Trigonometric Functions Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Page 1

Question 1 1. What is z in terms of x and y?

Question 2 2. If theta of a right triangle on the unit circle is θ = 0, then what is the cosine of theta (θ)?

Question 3 3. Which of the following is the definition of tangent?

Question 4 4. In the pictured triangle, side a is 32, side b is 24, and side c is 37. What is the approximate measure of ∠C? When calculating the inverse cosine, round the initial value to the nearest whole number.

Question 5 5. In the pictured triangle, ∠A is 58 degrees and ∠C is 63 degrees. If side a is 84 units long, approximately how long is side c?

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Question 6 6. What is x?

Question 7 7. If sin(θ) = 1/2, what is the value of θ in degrees?

Question 8 8. The cotangent is the reciprocal of which function?

Question 9 9. Which of the following angles is not valid for the tangent function?

Question 10 10. Find the value of sin(2x) if cos(x) = 2/5 and x is between 270 and 360 degrees.

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Question 11 11. Which of the following is equal to cos(2x)?

Question 12 12. What is the value of cos(30°)?

Question 13 13. Which of the following is equal to sin(2x)?

Question 14 14. What is x?

Question 15 15. In the pictured triangle, side b is 12 and side c is 16. If ∠A is 84 degrees, then approximately how long is side a? Round the value of the cosine to the nearest whole number.

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Question 16 16. In the pictured triangle, ∠A is 62 degrees and ∠C is 86 degrees. If side a is 112 units long, approximately how long is side c?

Question 17 17. If the short leg of a 30-60-90 triangle is 6, approximately how long is the hypotenuse?

Question 18 18. The cotangent is defined by which of the following?

Question 19 19. The lines a and b are parallel lines of length 5 and 2. The lines d and e are parallel to one another, and both are perpendicular to a and b. What is the length of c?

Question 20 20. In the pictured triangle, ∠A is 98 degrees and ∠B is 12 degrees. If side a is 84 units long, approximately how long is side b?

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Question 21 21. In the pictured triangle, ∠A is 81 degrees and ∠B is 67 degrees. If side a is 34 units long, approximately how long is side b?

Question 22 22. What is x?

Question 23 23. What is z in terms of x?

Question 24 24. In the pictured triangle, ∠A is 137 degrees and ∠B is 28 degrees. If side b is 71 units long, approximately how long is side a?

Question 25 25. What is cosine of 0 degrees?

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Question 26 26. Which of the following is equal to tan(2x)?

Question 27 27. If the long leg of a 30-60-90 triangle is 23, approximately how long is the short leg?

Question 28 28. In the pictured triangle, what ratio represents the cosine of theta?

Question 29 29. What is the trigonometric ratio for sine?

Question 30 30. The radius of a unit circle is _____.

OAE Mathematics: Trigonometric Functions Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

Ohio Assessments for Educators - Mathematics (027): Practice & Study Guide  /  Math Courses
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