Doral Middle

phillip has a 40-foot ladder that is placed 11 feet from a vertical wall. hw far above the ground will the top of the ladder be on the wall, in feet?

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1. Pythagorean Theorem:

a^2 + b^2 = c^2

11^2 + b^2 = 40^2
121 + b^2 = 1,600
b^2 = 1,600 - 121
b^2 = 1,479
b = 38.46

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Ms. Sue

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