Question 254189
    The foot of a ladder is placed 6 feet from a wall. If the top of the ladder rests 8 feet up on the wall, how long is the ladder? 
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Applying Pythagorean theorem we have:
Let x = length of the ladder
then
x^2 = 6^2 + 8^2
x^2 = 36 + 64
x^2 = 100
x = 10 feet