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Mathematics 19 Online
OpenStudy (jaketylerbarreto):

Oil is poured on a flat surface, and it spreads out forming a circle. The area of this circle is increasing at a constant rate of 5 cm2/s. At what rate, in cm/s, is the radius of the circle increasing when the radius is 5 cm?

OpenStudy (jaketylerbarreto):

1/2pi correct?

OpenStudy (jaketylerbarreto):

I just need someone to look over my final answer, feedback would be appreciated, thank you.

terenzreignz (terenzreignz):

Looks right.

OpenStudy (jaketylerbarreto):

Thank you!

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