Question A stone dropped into a still pond sends out a circular ripple whose radius increases at a constant rate of 3 feet per second. How rapidly is the area enclosed by the ripple increasing 10 seconds after the stone drops into the pond (in feet square per second) ? 9007 360x 180n 90n 60n

1PWXZ8 The Asker · Calculus
Transcribed Image Text: A stone dropped into a still pond sends out a circular ripple whose radius increases at a constant rate of 3 feet per second. How rapidly is the area enclosed by the ripple increasing 10 seconds after the stone drops into the pond (in feet square per second) ? 9007 360x 180n 90n 60n
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Transcribed Image Text: A stone dropped into a still pond sends out a circular ripple whose radius increases at a constant rate of 3 feet per second. How rapidly is the area enclosed by the ripple increasing 10 seconds after the stone drops into the pond (in feet square per second) ? 9007 360x 180n 90n 60n