Viola drives 2 kilometers up a hill that makes an angle of 9 with the horizontal. To the nearest tenth of a kilometer, what horizontal distance jade she covered?

Question

Mathematics

Donavan Khan

28 February, 17:04

Viola drives 2 kilometers up a hill that makes an angle of 9 with the horizontal. To the nearest tenth of a kilometer, what horizontal distance jade she covered?

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Answers (1)

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Angeline Parks · Answer 1

cosine (CAH) = Adjacent / hypothenus

cos9 = x / 2

let x represent the horizontal distance

2 cos 9 = x

x = 2 (0.98768834)

x = 1.975

x = 1.97

therefore the horizontal dstance jade covers is 1.97km