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6 May, 22:02

A pole is made to lean against a wall. The base of the pole is placed 7 feet

away from the wall. The top of the pole reaches 21 feet up the wall. How long is the pole?

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Answers (2)
  1. 6 May, 22:14
    0
    the answer is D) √245
  2. 7 May, 01:21
    0
    22.14

    Step-by-step explanation:

    Using the Pythagorean Theorem:

    a^2 + b^2 = c^2

    21^2 + 7^2 = c^2

    441 + 49 = c^2

    490 = c^2 (square root both sides so c^2 becomes c)

    c = 22.13594363 (round to hundredths)

    c = 22.14
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