试题与答案

点P(3,-5)关于原点对称的点的坐标为______.

题型:填空题

题目:

点P(3,-5)关于原点对称的点的坐标为______.

答案:

所求点的横坐标为-3,

纵坐标为5,

∴点P(3,-5)关于原点对称的点的坐标为(-3,5),

故答案为(-3,5).

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