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a building is 2ft from a 12 ft fence that surrounds the property a worker wants to wash a window in the building 17 ft from the ground he plans to place a ladder over the fence so it rests against the building .he decides he should place the ladder 9 ft from the fence for stability to the nearest tenth of a food how long a ladder will he need

Respuesta :

check the picture below.

so, that'd be 20.24845673131658693325, and to the nearest tenth it'd then be 20.2   
Ver imagen jdoe0001

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