3815 - 1 - Page 2 11) An airplane climbs at an angle of 13° with the 7) ground. What is the distance it has traveled (to the nearest hundred feet) when it has attained an 24 37 altitude of 400 feet? A) 410 feet C) 1,700 feet D) 2,000 feet B) 1,800 feet 12) After takeoff, a plane flies in a straight line for a distance of 4,000 feet in order to gain an altitude of 1,200 feet. What is the angle which the rising plane ascends from the ground to the nearest degree? 15 A) 73° C) 23° 8) 20 B) 67° D) 17° A) 41° C) 37° 13) A20-foot ladder is leaning against a wall The foot of the ladder makes an angle of 58° with the ground. Find, to the nearest foot, the vertical distance from the top of the ladder to the ground. B) 53° D) 49° 9) 43 24 20 ft 58° 10) The straight string of a kite makes an angle of elevation from the ground of 60°. The length of the string is 400 feet. What is the best approximation of the height of the kite? A) 350 ft B) 200 ft C) 300 ft D) 250 ft
3815 - 1 - Page 2 11) An airplane climbs at an angle of 13° with the 7) ground. What is the distance it has traveled (to the nearest hundred feet) when it has attained an 24 37 altitude of 400 feet? A) 410 feet C) 1,700 feet D) 2,000 feet B) 1,800 feet 12) After takeoff, a plane flies in a straight line for a distance of 4,000 feet in order to gain an altitude of 1,200 feet. What is the angle which the rising plane ascends from the ground to the nearest degree? 15 A) 73° C) 23° 8) 20 B) 67° D) 17° A) 41° C) 37° 13) A20-foot ladder is leaning against a wall The foot of the ladder makes an angle of 58° with the ground. Find, to the nearest foot, the vertical distance from the top of the ladder to the ground. B) 53° D) 49° 9) 43 24 20 ft 58° 10) The straight string of a kite makes an angle of elevation from the ground of 60°. The length of the string is 400 feet. What is the best approximation of the height of the kite? A) 350 ft B) 200 ft C) 300 ft D) 250 ft
Elementary Geometry For College Students, 7e
7th Edition
ISBN:9781337614085
Author:Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:Alexander, Daniel C.; Koeberlein, Geralyn M.
ChapterP: Preliminary Concepts
SectionP.CT: Test
Problem 1CT
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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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