A stone is thrown into a lake, and t seconds after the splash the diameter of the circle of ripples is t meters
A. Express the circumference C of this circle as a function of t.
B. express the area A of this circle as a function of t.© BrainMass Inc. brainmass.com March 4, 2021, 6:52 pm ad1c9bdddf
Equations involving Circumference and Area of Circles are fond from word problems.