A boat is approaching a cliff known to be 40 m tall. If the angle of elevation from the boat is 30°, how far away is the boat from the cliff? Give the exact value, not an approximation and provide a diagram. a 20/3 m b. 40/3 m c. 3 m d. 203 m 3

Trigonometry (MindTap Course List)
8th Edition
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Charles P. McKeague, Mark D. Turner
Chapter8: Complex Numbers And Polarcoordinates
Section8.3: Products And Quotients In Trigonometric Form
Problem 70PS
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A boat is approaching a cliff known to be 40 m tall. If the angle of elevation from the boat is 30°, how far
away is the boat from the cliff? Give the exact value, not an approximation and provide a diagram.
a 20/3 m
b. 403 m
c. 3 m
d. 203
m
3
Transcribed Image Text:A boat is approaching a cliff known to be 40 m tall. If the angle of elevation from the boat is 30°, how far away is the boat from the cliff? Give the exact value, not an approximation and provide a diagram. a 20/3 m b. 403 m c. 3 m d. 203 m 3
Given cos e= -, where 180° <es 270°,
a) state the other five trigonometric ratios as fractions.
b) determine the value of e to the
nearest degree.
Transcribed Image Text:Given cos e= -, where 180° <es 270°, a) state the other five trigonometric ratios as fractions. b) determine the value of e to the nearest degree.
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