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A wooden board that is 12 feet long is leaning against a wall perpendicular to the ground. The point at which the wooden board touches the wall is 10 feet above the ground. How far away is the base of the board from the bottom of the wall? Round your answer to the nearest tenth.

Respuesta :

Answer:

6.6 feet.

Step-by-step explanation:

a^2 + 10^2 = 122

a^2 = 44

a =  Square root of 44

a = 6.6

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