A construction worker pulls a five-meter plank up the side of a building under construction by means of a rope tied to one end of the plank (see figure). Assume the opposite end of the plank follows a path perpendicular to the wall of the building and the worker pulls the rope at a rate of 0.10 meter per second. How fast is the end of the plank sliding along the ground when it is 1.0 meters from the wall of the puilding? (Round your answer to two decimal places.) 5m m/sec 区区
A construction worker pulls a five-meter plank up the side of a building under construction by means of a rope tied to one end of the plank (see figure). Assume the opposite end of the plank follows a path perpendicular to the wall of the building and the worker pulls the rope at a rate of 0.10 meter per second. How fast is the end of the plank sliding along the ground when it is 1.0 meters from the wall of the puilding? (Round your answer to two decimal places.) 5m m/sec 区区
Chapter10: Exponential And Logarithmic Functions
Section10.5: Solve Exponential And Logarithmic Equations
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Given : Length of plank = 5 meters
Path followed by opposite end of plank is perpendicular to the wall of building.
The rope is pulled at the rate of 0.10 m/s
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