A wind-swept tree grows at an angle of 85°. Bailee wants to know the height of the tree. She walks 50 m from the tree and measures an angle of 40° to the top of the tree. How tall is the tree, to the nearest metre? 40° 50 m
A wind-swept tree grows at an angle of 85°. Bailee wants to know the height of the tree. She walks 50 m from the tree and measures an angle of 40° to the top of the tree. How tall is the tree, to the nearest metre? 40° 50 m
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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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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For each word problem, solve for the unknown side or angle.
5. A wind-swept tree grows at an angle of 85°. Bailee wants to know the height of the tree. She walks
50 m from the tree and measures an angle of 40° to the top of the tree. How tall is the tree, to the
nearest metre?
40
50 m
6. A ferry is used to transport guests from the dock to two hotels across a large lake. The hotels are
located 550 m apart. The first hotel is at a 49° angle between the dock and the second hotel. The
second hotel is at a 56° angle between the dock and the first hotel. How far is each hotel from the
dock, to the nearest metre? Draw and label a diagram of the dock and two hotels.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F60042e1e-f112-4c5f-b170-8f62b61e5f04%2F0eecd542-5b0d-4f38-a673-a8b185fa8ed9%2F6ynb8da_processed.jpeg&w=3840&q=75)
Transcribed Image Text:box (797)-barre X
i (2) | Microsoft
Untitled Jam -Goc X
B Day 4: May 7,202 x
ETrigonomet
kdiQc1QG-pn7vS6Go8_nZ5ZcbUHw9Wfq/edit#
annel Guide
H Customize Links
O Free HotMail
Global Environmen.
A Internet Start
H Microsoft
Request edit access
made 4 hours ago by Natalie Romanow
For each word problem, solve for the unknown side or angle.
5. A wind-swept tree grows at an angle of 85°. Bailee wants to know the height of the tree. She walks
50 m from the tree and measures an angle of 40° to the top of the tree. How tall is the tree, to the
nearest metre?
40
50 m
6. A ferry is used to transport guests from the dock to two hotels across a large lake. The hotels are
located 550 m apart. The first hotel is at a 49° angle between the dock and the second hotel. The
second hotel is at a 56° angle between the dock and the first hotel. How far is each hotel from the
dock, to the nearest metre? Draw and label a diagram of the dock and two hotels.
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