The area of a circle increases at a rate of 6 cm2/s.a. How fast is the radius changing when the radius is 4 cm?b. How fast is the radius changing when the circumference is 1 cm?...a. Write an equation relating the area of a circle, A, and the radius of the circle, r.

Given that the area of a circle increases at a rate of 6 cm2/s .

Answered: The area of a circle increases at a…

Algebra: Structure And Method, Book 1

(REV)00th Edition

ISBN:9780395977224

Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole

Chapter2: Working With Real Numbers

Section2.3: Rules For Addition

Problem 14P

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The area of a circle increases at a rate of 6 cm2/s. a. How fast is the radius changing when the radius is 4 cm? b. How fast is the radius changing when the circumference is 1 cm? ... a. Write an equation relating the area of a circle, A, and the radius of the circle, r.