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For the next three problems, sketch right triangle RTS where angle S is the right angle. Label each vertex and each side corresponding to the name of the triangle, and then answer the questions. |
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2) Which ratio represents the sine of angle T? |
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3) Which ratio represents the tangent of angle T? |
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4) Which ratio represents the cosine of angle T? |
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Refer to the figure below to answer the next six problems. |
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Refer to the figure below to answer the next two questions. |
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12) Which equation can be used to determine the length of DF and what is DF to the nearest tenth? |
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For the next three problems, use the table of trigonometric ratios, a scientific calculator, or a graphing calculator to determine the measure of the angles of the trigonometric values. Round the answers to the nearest degree. |
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Angles of Elevation and Depression |
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30) What does the phrase “solve a triangle” mean? |
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31) After solving a triangle, what check may be performed to determine if the lengths of the sides and the size of the angles opposite those sides are correct? |
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For the next two problems, use the Law of Sines to solve the triangles. Round the answers to the nearest tenth, if necessary. |
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For the next two problems, use the Law of Cosines to solve the triangle shown below. Round the answers to the nearest tenth, if necessary. |
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For the next two problems, use the Law of Cosines to solve the triangle shown below. Round the answers to the nearest tenth, if necessary. |
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For the next two problems, determine whether to apply the Law of Sines or the Law of Cosines, and then solve. Round the answers to the nearest tenth, if necessary. |
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40) Explain the solution to the previous problem. |
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42) If you were directed by your school to complete Offline Activities for this course, please enter the information on the Log Entry form. |
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