Example 4: A ladder 7 feet from the base of a building reaches a window that is 24 feet high, how long is the ladder?

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Draw a picture
 The Pythagorean Theorem is ______?______
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 Substitute the lengths of the legs for a and b. _______?______
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 Square the numerical values._____?_______
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 Add._____?_____
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 Take the square root of both sides. ______?_______
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 Simplify both radicals. ____?_______
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 Substitute x, the length of the
hypotenuse, for c _____?______
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 The ladder is _____?___ feet long.
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