In the figure above, line segment OP has slope $$\frac{1}{2}$$ and line segment PQ has slope 2.What is the slope of line segment OQ?
(1) Line segment OP has length $$2\sqrt{5}$$.
(2) The coordinates of point Q are (5,4).
应版权方要求，不支持在线看题功能，感谢您的理解。
In the figure above, line segment OP has slope $$\frac{1}{2}$$ and line segment PQ has slope 2.What is the slope of line segment OQ?
(1) Line segment OP has length $$2\sqrt{5}$$.
(2) The coordinates of point Q are (5,4).
正确答案: B
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