Two points on the same side of a tree are 19.8 meters apart. The angles of elevation of the top of the tree are 21° from one point and 16° from the other point.
Two points on the same side of a tree are 19.8 meters apart. The angles of elevation of the top of the tree are 21° from one point and 16° from the other point.
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter2: Parallel Lines
Section2.2: Indirect Proof
Problem 24E: Some stores use an indirect method of observation. The purpose may be for safety to avoid collisions...
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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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