Lemma practice generator related-rates-circle #782,954 · Calculus · Related rates
Growing circle or sphere
A ladder leans against a wall. Its foot is 159 m from the wall and its top is 140 m high. If the foot slides away at 19 m/s, how fast is the top sliding down at that moment (in m/s)?
Stuck? A gentle nudge
No hints for this one.
Your answer
Loading the math keyboard…
Type naturally — sqrt, pi, / and ^ become notation. Any equivalent form is accepted. Press Enter to check.