A ship traveling a straight course sights a lighthouse at an angle of A=16.5 deg as shown in Fig. 340. After traveling another B=4.77 mi, the lighthouse is at an angle of C=31.9 deg. Determine x and y.
A ship traveling a straight course sights a lighthouse at an angle of A=16.5 deg as shown in Fig. 340. After traveling another B=4.77 mi, the lighthouse is at an angle of C=31.9 deg. Determine x and y.
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter4: Quadrilaterals
Section4.CT: Test
Problem 1CT: Consider ABCD as shown. a How are A and C related? b How are A and B related?
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Ratios
A ratio is a comparison between two numbers of the same kind. It represents how many times one number contains another. It also represents how small or large one number is compared to the other.
Trigonometric Ratios
Trigonometric ratios give values of trigonometric functions. It always deals with triangles that have one angle measuring 90 degrees. These triangles are right-angled. We take the ratio of sides of these triangles.
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