(a)
A ladder 3.5 m long is placed against a perpendicular wall with its foot 1.0 m
from the wall. How far up the wall (to the nearest centimeter) does the ladder
reach? If the foot of the ladder is now moved 30 cm further away from the
wall, how far does the top of the ladder fall?
A ladder 3.5 m long is placed against a perpendicular wall with its foot 1.0 m
from the wall. How far up the wall (to the nearest centimeter) does the ladder
reach? If the foot of the ladder is now moved 30 cm further away from the
wall, how far does the top of the ladder fall?