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Cody · Q5

Geometry

Find the area of the region satisfying

4≤x2+y2≤9,y2≥3x2.4\le x^2+y^2\le9,\qquad y^2\ge3x^2.
A3π5\frac{3\pi}5
B3π3\pi
C4π9\frac{4\pi}9
D5π3\frac{5\pi}3
E8π5\frac{8\pi}5

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