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10 July, 02:40

A 12-ft ladder is leaning against a building. The bottom of the ladder is 7 ft from the building. How high is the top of the ladder?

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Answers (2)
  1. 10 July, 03:23
    0
    Pythagorean theorem:

    √ (12²-7²=A²)

    9.75 feet = A

    A being the height of the building aka where the top of the ladder is
  2. 10 July, 05:18
    0
    Approximately 9.75 feet tall
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