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Chapter 8: Q. 30 (page 516)
Use the right triangle shown below. Then, using the given information, solve the triangle.
The respective values are
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Make up three problems involving oblique triangles. One should result in one triangle, the second in two triangles, and the third in no triangle.
Solve each triangle.
Finding the Length of a Ski Lift Consult the figure. To find the length of the span of a proposed ski lift from P to Q, a surveyor measures DPQ to be 25掳 and then walks off a
distance of 1000 feet to R and measures PRQ to be 15掳. What is the distance from P to Q?
Suppose that you are headed toward a plateau 50 meters high. If the angle of elevation to the top of the plateau is 20掳, how far are you from the base of the plateau?
At 10 AM on April 26, 2009, a building 300 feet high casts a shadow 50 feet long. What was the angle of elevation of the Sun?
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