SOLUTION: A 15-foot ladder is leaning against a 30-foot wall. The bottom end of the ladder is 9 feet from the wall. How many feet above the ground does the ladder touch the wall?

Question 621688: A 15-foot ladder is leaning against a 30-foot wall. The bottom end of the ladder is 9 feet from the wall. How many feet above the ground does the ladder touch the wall?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi,

A 15-foot ladder is leaning against a 30-foot wall. 

The bottom end of the ladder is 9 feet from the wall.

Applying the Pythagorean Theorem:  

 12 feet above the ground the ladder touches the wall  

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