题目内容
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In x-y plane, a circle is centered at the origin and its radius is 5. A line whose slope is 2 passes through the origin and intersects with the circle at point P. What is the coordinate of point P?
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A($$\sqrt{5}$$ ,$$\sqrt{5}$$)
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B($$2\sqrt{5}$$ ,$$\sqrt{5}$$)
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C($$2\sqrt{5}$$ ,$$2\sqrt{5}$$)
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D($$\sqrt{5}$$ ,$$2\sqrt{5}$$)
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E($$\sqrt{5}$$ ,$$4\sqrt{5}$$)
D显示答案