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9 votes
9 votes
If you lean a ladder against the wall 12 feet high and the base of the ladder is 5 feet from the wall, how long is the ladder

User Miha Hribar
by
2.5k points

1 Answer

21 votes
21 votes

Answer:

13

Explanation:

We can use the Pythagorean Theorem to complete this problem.

1.
a^2+b^2=c^2

2.
12^2+ 5^2 = 144 + 25

3.
144 + 25 = 169

4.
√(169) = 13

User Armfoot
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2.9k points