The top of a ladder Slides down a vertical wall at of 0.25 m/s . At the moment when the bottom of…


The top of a ladder Slides down a perpendicular deference at of 0.25 m/s . At the avail when the groundwork of the ladder is 5 m from the deference 0.8 m/s. HHow covet the Inddor far from the deference at