Algebra

A 12 foot ladder leans against the side of a house the bottom of the ladder is 8 feet from the side of the house how high is the top of the ladder from the ground

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1. Pythagorean Theorem:

a^2 + b^2 = c^2

8^2 + b^2 = 12^2
64 + b^2 = 144
b^2 = 80
b = 8.9 feet

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Ms. Sue
2. 12

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5. A 12 foot ladder is leaning against the house 4 feet from the ground. How high can the ladder reach up the side of the house?

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7. 8.9

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