algebra 1

A ladder leans against a building, forming an angle of 53° with the ground. The base of the ladder is 3 ft from the building. To the nearest hundredth of a foot, how long is the ladder?

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  1. length of ladder --- x

    cos 5° = 3/x
    x = 3/cos53 = .....

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    posted by Reiny
  2. sticky key, should have said

    cos 53° = 3/x

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    posted by Reiny

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