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Mathematics, 28.10.2019 20:31 addidas234cs
The area and circumference of a circle of radius r are given by a(r)=πr^2 c(r)=2πr
a. show mathematically that the average rate of change of the area of the circle as the radius increases from r to r+0.01 units is very close to the circumference of the circle.
b. explain why this makes sense geometrically.
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The area and circumference of a circle of radius r are given by a(r)=πr^2 c(r)=2πr
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