5. While standing exactly halfway between two tall trees, Nancy spots a blue jay at the top of one tree and a cardinal at the top of the other, as shown. From Nancy's point of view, the angles of elevation to the blue jay and to the cardinal are 60° and 50°, respectively. The trees are 40 m apart. B a) If Nancy is 1.5 m tall, find the height of each tree, to the nearest tenth of a metre. 40 m b) How far apart are the two birds, to the nearest tenth of a metre?
5. While standing exactly halfway between two tall trees, Nancy spots a blue jay at the top of one tree and a cardinal at the top of the other, as shown. From Nancy's point of view, the angles of elevation to the blue jay and to the cardinal are 60° and 50°, respectively. The trees are 40 m apart. B a) If Nancy is 1.5 m tall, find the height of each tree, to the nearest tenth of a metre. 40 m b) How far apart are the two birds, to the nearest tenth of a metre?
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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Transcribed Image Text:5.
While standing exactly halfway between two tall trees, Nancy spots a blue jay at the top of one tree and
a cardinal at the top of the other, as shown. From Nancy's point of view, the angles of elevation to the
blue jay and to the cardinal are 60° and 50°, respectively. The trees are 40 m apart.
a) If Nancy is 1.5 m tall, find the height of each tree, to the
nearest tenth of a metre.
40 m
b) How far apart are the two birds, to the nearest tenth of a metre?
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