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dedderick

  • one year ago

A building is 190 feet tall and has a shadow that is also 190 feet. Determine the angle of elevation from the tip of the shadow to the top of the building.

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  1. dedderick
    • one year ago
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  2. raden_zaikaria
    • one year ago
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    use the trigonometri...

  3. raden_zaikaria
    • one year ago
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    let that angle is

  4. raden_zaikaria
    • one year ago
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    lat thet angle \[\theta = a n g l e\]

  5. raden_zaikaria
    • one year ago
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    tangen \[\theta = \frac{ 190 feets }{ 190 feets}\]

  6. raden_zaikaria
    • one year ago
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    tangen \[\theta = 1\]

  7. raden_zaikaria
    • one year ago
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    \[\theta=\tan^{-1} 1\]

  8. raden_zaikaria
    • one year ago
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    answer is \[\theta= 45\]

  9. raden_zaikaria
    • one year ago
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    angle is 45 degrees

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