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Question 42

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Use the following to answer questions :
Due to a lightening strike, a forest fire begins to burn and is spreading outward in a shape that is roughly circular. The radius of the circle is modeled by the function r(t) = 3t, where t is the time in minutes and r is measured in meters.
-Find the area of the circular burn after 50 minutes.


A) 7500π2 m2
B) 7500π m2
C) 300π m2
D) 22,500π m2

Correct Answer:

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