Question
A ladder 10 meters long is leaning against a vertical
wall. If the bottom of the ladder is 6 meters away from the wall, at what height on the wall does the ladder touch?Solution
Using the Pythagorean theorem: Height 2 + Base² = Hypotenuse² Height² + 6 2 = 102 Height² =100-36  Height2 = 64 Height = 8 meters
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