10. You are standing on top of a small building that is 12m high. The angle of elevation to the top of the larger building is 38°. The angle of depression to the bottom of the larger building is 30°. How tall is the larger building?
10. You are standing on top of a small building that is 12m high. The angle of elevation to the top of the larger building is 38°. The angle of depression to the bottom of the larger building is 30°. How tall is the larger building?
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
Chapter3: Triangles
Section3.1: Congruent Triangles
Problem 7E: In ABC, the midpoints of the sides are joined. a what does intuition suggest regarding the...
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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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