SOLUTION: A circle has an initial radius of 0 cm and then the radius begins increasing at a constant rate of 4 cm per second.
A)Write a formula that expresses the radius of the circle in cm
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Question 1126763: A circle has an initial radius of 0 cm and then the radius begins increasing at a constant rate of 4 cm per second.
A)Write a formula that expresses the radius of the circle in cm, r, in terms of the number of seconds t since the circle started growing.
B)Write a formula that expresses the area of the circle in square cm, A, in terms of the radius of the circle in cm, r.
C)Write a formula that expresses the area of the circle in square cm, A,in terms of the number of seconds t since the circle started growing
D)Write your answer to part (c) in expanded form - so that your answer does not contain any parentheses.
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
A circle has an initial radius of 0 cm and then the radius begins increasing at a constant rate of 4 cm per second.
:
A)Write a formula that expresses the radius of the circle in cm, r, in terms of the number of seconds t since the circle started growing.
r = 4t
B)Write a formula that expresses the area of the circle in square cm, A, in terms of the radius of the circle in cm, r.
A =
C)Write a formula that expresses the area of the circle in square cm, A,in terms of the number of seconds t since the circle started growing
A =
D)Write your answer to part (c) in expanded form - so that your answer does not contain any parentheses.
A =
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