A building is 2ft from a 9ft fence that surrounds the property.A worker wants to wash a window in the building 13 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 7ft from the fence for stability. To the nearest tenth of foot how long a ladder will he need
1 answer
L = Sqrt(x^2+Y^2) = Sqrt(9^2+13^2) = 15.8 Ft.