Chapter 8: Q. 64 (page 531)
What do you do first if you are asked to solve a triangle and are given one side and two angles?
The first thing you do is find the measure of third angle.
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Suppose that you are headed toward a plateau 50 meters high. If the angle of elevation to the top of the plateau is 20°, how far are you from the base of the plateau?
The tallest tower built before the era of television masts, the Eiffel Tower was completed on March 31, 1889. Find the height of the Eiffel Tower (before a television mast was added to the top) using the information given in the illustration.
The amplitude A and period T of are ____ and ____ .
Finding the Height of a Mountain Use the illustration in Problem 39 to find the height QD of the mountain.
In the given problem solve the triangle using either the law of sines or law of cosines-
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