Question
Water slowly evaporates from a circular shaped puddle. The area, A, of the puddle decreases at a rate of 9/A in^2/hr. Assuming the puddle retains
Water slowly evaporates from a circular shaped puddle. The area, A, of the puddle decreases at a rate of 9/A in^2/hr. Assuming the puddle retains its circular shape, at what rate is the radius of the puddle changing when the radius is 3 in?
- A. 1 in/hr
- B. 1 in/hr
- C. 12 in/hr
- D. 16 in/hr
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Encyclopedia Of Distances
Authors: Michel Marie Deza, Elena Deza
3rd Edition
3662443422, 9783662443422
