A ladder of length $3.12$ m is sliding down a vertical wall such that the foot of the ladder is mo

Question

A ladder of length $3.12$ m is sliding down a vertical wall such that the foot of the ladder is moving along the floor at a constant rate of $0.2$ m/s (see diagram). Find the rate at which the top of the ladder is sliding down the wall when it is $1.2$ m above the floor.[4]

Accepted Answer

0.48m/s

2025 JPJC P1 Q3

2025 JPJC P1 Q3