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Three of the four vertices of a rectangle in the xy-coordinate plane are (-3, 10), (2, 10), and (2, 1). What is the fourth vertex?
分析A选项
分析B选项
分析C选项
分析D选项
分析E选项
在坐标上先画出已知三点,然后很容易得到第四点的横坐标为-3,纵坐标为1,即为A
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