A 25 m long ladder is placed against a vertical wall, such that the foot of the ladder is 7m from the feet of the wall. If the top of the ladder slides down by 4m, by how much distance will the foot of the ladder slide.

A 25 m long ladder is placed against a vertical wall, such that the fo

1.	A 25 m long ladder is placed against a vertical wall, such that the foot of the ladder is 7m from the feet of the wall. If the top of the ladder slides down by 4m, by how much distance will the foot of the ladder slide.
Answer» A 25 m long ladder is placed against a vertical wall, such that the foot of the ladder is 7m from the feet of the wall. If the top of the ladder slides down by 4m, by how much distance will the foot of the ladder slide.