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Victoria drives 150 meters up a hill that makes an angle 12 degrees with the horizontal. to nearest tenth of a meter, what horizontal distance has she covered.

 

answers:

 

a:153.4 meters

b:146.7 meters

c:31.9 meters

d:31.2 meters

Guest Mar 28, 2017
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We can  use the cosine....

 

cos (12 ° )  =  H / 150       where H is the horizontal distance.....multiply both sides by 150

 

150 * cos (12°)   = H  ≈  146.7 m

 

 

cool cool cool

CPhill  Mar 28, 2017

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