# Calculus

a 14 foot ladder is leaning against a building. If the bottom of the ladder is sliding along the pavement directly away from the building at 3 feet/second, how fast is the top of the ladder moving down when the foor of the ladder is 5 feet from the wall?

I got -1.083 when I ended by doing -15/sq rt 192

1. 0
2. 0
1. same as your other question.

25 + y^2 = 14^2
y^2 = 196 - 25
etc

posted by Reiny
2. the answer is 0.222132 if its 4 not 5

posted by saif al najjar

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