V2ina2libeath V2ina2libeath

25-04-2016
Mathematics

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A rope, staked 20ft from the base of a building, reaches up to the roof and forms an angle of 58 degrees with the ground. How long is the rope, to the nearest tenth of a foot?

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arokoyuola arokoyuola

24-02-2020

Answer:

37.74 ft

Step-by-step explanation:

Adj/Hyp = Cos Ф

20/Hyp = Cos 58

Hyp = 20/cos 58

Hyp = 20/0.53

Hyp = 37.74 ft

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