A ladder 20 ft long leans against a vertical wall. The top end slides downwards at the rate of 2 ft per second. The rate at which the lower and moves on a horizontal floor when it is 12 ft from the wall is

A ladder 20 ft long leans against a vertical wall. If the top end slides downward at the rate of 2 ft/s, find the rate at which the lower end moves on a horizontal floor when it is 12 ft from the wll. Find also the rate at which the slope of the ladder changes.

A ladder 26 ft long leans against a vertical wall. If the top slides downwards at the rate of 10 in/s. find the rate at which the lower end moves on a horizontal floor when it is 10 ft from the wall. Find also the rate at which the slope of the ladder changes.

A ladder 24 ft long leans against a vertical wall. The lower end is moving away at rate of 3 ft/sec find the rate at which the top of the ladder is moving downwards. If its foot is 8ft from the wall.

A ladder, metres long standing on a floor leans against a vertical wall . If the top of the ladder slides downwards at the rate of 10 cm/sec , then the rate at which the angel between the floor and the ladder is decreasing when the lower end of the ladder is 2 metres away from the wall is

A ladder, 5 meter long, standing on a horizontal floor, leans against a vertical wall. If the top of the ladder slides downwards at the rate of 10 cm/sec, then the rate at which the angle between the floor and the ladder is decreasing when lower end of ladder is 2 metres from the wall is ............

A ladder, 5 meter long, standing on a horizontal floor, leans against a vertical wall. If the top of the ladder slides downwards at the rate of 10cm/sec then the rate at which the angle between the floor and the ladder is decreasing when lower end of the ladder is 2 meters from the wall is

A 2 m ladder leans against a vertical wall. If the top of the ladder begins to slide down the wall at the rate 25 cm/s, then the rate (in cm/s) at which the bottom of the ladder slides away from the wall on the horizontal ground when the top of the ladder is 1 m above the ground is

A 2 m ladder leans against a vertical wall. If the top of the ladder begins to slide down the wall at the rate 25 cm/s, then the rate (in cm/s) at which the bottom of the ladder slides away from the wall on the horizontal ground when the top of the ladder is 1 m above the ground is

A ladder 5m long rests against a vertical wall. If its top slides down at the rate of 10 cm //sec , then, when the foot of the ladder is 4 m away from the wall, the angle between the floor and the ladder is decreasing at the rate of

A ladder 5m long rests against a vertical wall. If its top slides down at the rate of 10 cm //sec , then, when the foot of the ladder is 4 m away from the wall, the angle between the floor and the ladder is decreasing at the rate of