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Emily778 Group Title

Viola drives 100 meters up a hill that makes an angle of 8° with the horizontal. To the nearest tenth of a meter, what horizontal distance has she covered? (1 point) 13.9 m 711.5 m 99 m 100.5 m

  • one year ago
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  1. Edutopia Group Title
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    your going to want to visualize these sorts of questions so you know what trig functions to use. As a general rule "horizontal" implies the use of the cosine function.

    • one year ago
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    |dw:1363156391100:dw|

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  3. Emily778 Group Title
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    Can you show me how?

    • one year ago
  4. stamp Group Title
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    |dw:1363181020967:dw| cosa = x / h x = h cosa x = 100 cos(8°)

    • one year ago
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