math
7th Grade - Cosine

Cosine problems

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Problem 9
A cyclist is going up to the top of a col. At the bottom he is at an altitude of 524m. He goes up during 5 km on a road that makes an angle of 12 degrees with the horizontal. What would be the altitude when he reaches the top ? (Round up the result to the nearest integer and be precise in doing your calculation)

m.


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