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19 September, 02:27

The base of a ladder is placed 5 feet from a wall. If the top of the ladder rests 9 feet up on the wall, how long is the ladder? (rounded to the nearest tenth)

11.8 ft

14 ft

9.8 ft

10.3 ft

+5
Answers (1)
  1. 19 September, 02:36
    0
    5^2 + 9^2 = X^2

    25 + 81 = x^2

    106 = x^2

    X = sqrt (106)

    x = 10.29

    Ladder is 10.3 feet long
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