anonymous
  • anonymous
From a boat on the lake, the angle of elevation to the top of a cliff is 15˚54'. If the base of the cliff is 967 feet from the boat, how high is the cliff (to the nearest foot)?
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
@Haseeb96
Haseeb96
  • Haseeb96
|dw:1434489196036:dw|
Haseeb96
  • Haseeb96
now what trigonometric function we will use here . If we look on the given data

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anonymous
  • anonymous
tan right?
Haseeb96
  • Haseeb96
nope it would be cosine function cos theta = base / hypo:
anonymous
  • anonymous
oh yeah.
Haseeb96
  • Haseeb96
now put the value in the formula and get your answer
Haseeb96
  • Haseeb96
Do it @clairvoyant1 by the help of calculator
Haseeb96
  • Haseeb96
okay'
anonymous
  • anonymous
@Michele_Laino
Michele_Laino
  • Michele_Laino
|dw:1434539125033:dw| then we can write: \[h = 967 \times \tan \left( {15.9} \right) = ...\]
Michele_Laino
  • Michele_Laino
since 15° 54' = 15.9 degrees
anonymous
  • anonymous
@Nnesha

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