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99. Height of a kite. A kite is flying at the end of 100 feet of string that is in a taut straight line. The height, h, of the kite is given by h = 100 sin 0, where 0 is the angle the string makes with the ground. Find the kite's height assuming that a. 0 = 30°. b. 0 = 60°. %3D ltage The voltage in a comm

99. Height of a kite. A kite is flying at the end of 100 feet of string that is in a taut straight line. The height, h, of the kite is given by h = 100 sin 0, where 0 is the angle the string makes with the ground. Find the kite's height assuming that a. 0 = 30°. b. 0 = 60°. %3D ltage The voltage in a comm

Trigonometry (11th Edition)
Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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a. The point is due east of the sound source, string that is in a taut straight line. The height, h, of the kite Find the decibel level at a point 3 yards from the sound source assuming that h The point is due west of the sound source . The point is due south of the sound source. n Height of a kite. A kite is flying at the end of 100 feet of is given by h = 100 sin 6, where 0 is the angle the string makes with the ground. Find the kite's height assuming that a. 0 = 30°. 00 Household voltage. The voltage in a common household electrical outlet is given by V = 166 cos (12071), where V is measured in volts (± indicates direction) and t in sec- b. 0 = 60°. onds. Find the voltage when t is 1 1 sec. b. sec. a. с. 120 60 72 sec. Beyond the Basics In Exercises 101–104, use the figure to find a triangle con- gruent to triangle POM that justifies the statements in each exercise. YA Q(-x, y) P(x, y) -1 NY-x, 0) | M(x, 0) R(-x, -y) S(x, -y)
Transcribed Image Text:a. The point is due east of the sound source, string that is in a taut straight line. The height, h, of the kite Find the decibel level at a point 3 yards from the sound source assuming that h The point is due west of the sound source . The point is due south of the sound source. n Height of a kite. A kite is flying at the end of 100 feet of is given by h = 100 sin 6, where 0 is the angle the string makes with the ground. Find the kite's height assuming that a. 0 = 30°. 00 Household voltage. The voltage in a common household electrical outlet is given by V = 166 cos (12071), where V is measured in volts (± indicates direction) and t in sec- b. 0 = 60°. onds. Find the voltage when t is 1 1 sec. b. sec. a. с. 120 60 72 sec. Beyond the Basics In Exercises 101–104, use the figure to find a triangle con- gruent to triangle POM that justifies the statements in each exercise. YA Q(-x, y) P(x, y) -1 NY-x, 0) | M(x, 0) R(-x, -y) S(x, -y)
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