answer. 1. The angle of elevation of the top of the building is 50° If the observer is 90 m from the base of the building, how high is the building? c. 68.94 m d. 57.85 m а. 107.26 m b. 100.32 m 2. Find the length of the hypotenuse of this triangle. c. 12v2 cm d. 2V12 cm а. 12 ст b. 24 ст 12 cm

answer. 1. The angle of elevation of the top of the building is 50° If the observer is 90 m from the base of the building, how high is the building? c. 68.94 m d. 57.85 m а. 107.26 m b. 100.32 m 2. Find the length of the hypotenuse of this triangle. c. 12v2 cm d. 2V12 cm а. 12 ст b. 24 ст 12 cm

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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