Mathematics, 12.11.2019 00:31 NONO3456
Question: "in the figure below, both circles have the same center, and the radius of the larger circle is r. if the radius of the smaller circle is 3 units less than r, which of the following represents the area of the shaded region? "
answer is: (pi)r^2-(pi)(r-3)^2
*can someone explain how? i don't even know how to start. ~will draw diagram under~
Answers: 3
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Question: "in the figure below, both circles have the same center, and the radius of the larger cir...
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