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OpenStudy (anonymous):
A 25 foot long ladder is leaning against the wall of a house. The base of the ladder is being pulled away from the wall at a rate of 2 ft per second. Find the rate at which the angle between the ladder and the house is changing when the base of the ladder is 7ft from the wall.
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OpenStudy (anonymous):
Also I have the answer so I'm really looking for an explanation
OpenStudy (anonymous):
good ol related rates
OpenStudy (anonymous):
presumably it involve implicit differentiation with tangent
OpenStudy (anonymous):
scratch that, cosine
OpenStudy (anonymous):
|dw:1315878564163:dw|
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myininaya (myininaya):
|dw:1315878532435:dw|
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