amyaSabrinah amyaSabrinah
  • 24-11-2016
  • Mathematics
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A train travels 3.5 kilometers on a straight track with grade of 1 degree 10'. What is the vertical rise of the train distance?

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Nirina7
Nirina7 Nirina7
  • 24-11-2016
the answer is 
h = AB sin tetha, 
tetha is 1 degree 10' = 1.1°, and AB = 3.5km

the vertical rise is h = 4.7
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