A ramp is needed to allow vehicles to climb a 2-foot wall. The angle of elevation for the vehicles to safely go up must be 30° or less, and the longest ramp available is 5 feet long. Can this ramp be used safely? A. Yes, the ramp can be used safely. B. No, the ramp cannot be used safely. C. Cannot be determined D. Not enough information was given. From a height of 38 m above sea level, two ships are sighted due west. The angles of depression are 53° and 28°. How far apart are the ships? A. 21.04 m C. 42.83 m B. 28.64 m D. 71.46 m The angle of elevation at the top of the building is 50°. If the observer is 90 m from the base of the building, how high is the building? A. 107.26 m C. 68.94 m B. 100.32 m D. 57.85 m

A ramp is needed to allow vehicles to climb a 2-foot wall. The angle of elevation for the vehicles to safely go up must be 30° or less, and the longest ramp available is 5 feet long. Can this ramp be used safely? A. Yes, the ramp can be used safely. B. No, the ramp cannot be used safely. C. Cannot be determined D. Not enough information was given. From a height of 38 m above sea level, two ships are sighted due west. The angles of depression are 53° and 28°. How far apart are the ships? A. 21.04 m C. 42.83 m B. 28.64 m D. 71.46 m The angle of elevation at the top of the building is 50°. If the observer is 90 m from the base of the building, how high is the building? A. 107.26 m C. 68.94 m B. 100.32 m D. 57.85 m

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

Section3.5: Inequalities In A Triangles

Problem 23E: An auto parts dealer in Huntsville, Alabama at point H, has called a manufacturer for parts needed...

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