SOLUTION: The bottom of a 13-foot long ladder is placed 5 feet away from a wall so that the ladder rests against the top. Assuming the wall is perpendicular to the ground, what is the height
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Question 127025: The bottom of a 13-foot long ladder is placed 5 feet away from a wall so that the ladder rests against the top. Assuming the wall is perpendicular to the ground, what is the height of the wall?
Answer by checkley71(8403) (Show Source): You can put this solution on YOUR website!
5^2+x^2=13^2
25+x^2=169
x^2=169-25
x^2=144
x=sqrt144
x=12 answer.
PROOF:
5^2+12^2=13^2
25+144=169
169=169
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