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8 January, 15:05

2. Husein used a ladder to climb up a tree. The

ladder which has its foot 2 m from the

bottom of the tree touches the tree at a

height of 7 m. How long is the ladder?

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Answers (1)
  1. 8 January, 16:04
    0
    7.28 m

    Explanation:

    Use the Pythagorean Theorem. The length of the ladder is the hypotenuse.

    a^2 + b^2 = c^2

    a = 2, b = 7, c = ?

    Plug in the values into the equation.

    2^2 + 7^2 = c^2

    4 + 49 = c^2

    Square root both sides to get c = 7.28
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