SOLUTION: A 12-ft ladder is leaning against a building. The bottom of the ladder is 7 ft from the building. How high is the top of the ladder?
_____ feet
Algebra.Com
Question 1065146: A 12-ft ladder is leaning against a building. The bottom of the ladder is 7 ft from the building. How high is the top of the ladder?
_____ feet
Answer by addingup(3677) (Show Source): You can put this solution on YOUR website!
Pythagoras:
Hypotenuse: 12
One leg: 7
Other leg: sqrt(12^2-7^2) = 9.75
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