Trigonometric Applications 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!

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Question 1 1. How many sides of a triangle do you need to know in order to use the law of cosines?

Question 2 2. Find angle A.

Question 3 3. A triangle has a side b that measures 10.7, an angle B that measures 95 degrees, and a side c that measures 6.3. What does angle C measure?

Question 4 4. Find angle x.

Question 5 5. If you want to find a missing side, what information do you need?

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Question 6 6. If we are given sides a and c along with angle A, which of the following can be found by using the law of sines?

Question 7 7. What kinds of triangles can you solve with the law of sines?

Question 8 8. Which of these triangles is not an oblique triangle?

Question 9 9. What kinds of triangles does the law of sines work for?

Question 10 10. What is the length of the missing side if the two known sides of a triangle are 3 feet and 6 feet and the angle opposite the missing side is 60 degrees?

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Question 11 11. What information do you need to find a missing angle?

Question 12 12. Find side c.

Question 13 13. Find the missing side if the missing side's opposite angle measures 54 degrees and another angle measures 36 with an opposite side that measures 4.

Question 14 14. A ladder is 6 feet from a building. The building is 20 feet tall. The angle opposite the ladder is 90. How tall is the ladder?

Question 15 15. To find the measure of an angle of a triangle, what information do you need?

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Question 16 16. To find the measure of the side of a triangle, what information do you need?

Question 17 17. Which angle do you need to know in order to use the law of cosines to find an unknown side?

Question 18 18. Find side c.

Question 19 19. If we are given angles A and C along with side c, which of these formulas can we use to find side a?

Question 20 20. What shape does the law of cosines help you to solve?

Trigonometric Applications 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!

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