点(1,−2,3)关于xoy平面、ox轴及坐标原点的对称点分别为(
)
A: (1,−2,−3),(1,2,−3)及(−1,2,−3)
B: (1,−2,−3),(−1,−2,3)及(−1,2,−3)
C: (−1,2,3),(−1,−2,3)及(1,−2,3)
D: (−1,2,3),(−1,−2,3)及(−1,2,−3)
)
A: (1,−2,−3),(1,2,−3)及(−1,2,−3)
B: (1,−2,−3),(−1,−2,3)及(−1,2,−3)
C: (−1,2,3),(−1,−2,3)及(1,−2,3)
D: (−1,2,3),(−1,−2,3)及(−1,2,−3)
A
举一反三
- 点M(2,−3,1)关于坐标原点o及平面xoy的对称点分别是 A: (−2,3,−1)及(2,3,1) B: (−2,3,−1)及(2,−3,−1) C: (2,−3,−1)及(−2,−3,−1) D: (−2,−3,−1)及(2,−3,−1)
- 点M(1,2,3)关于坐标平面xoy的对称点是( ) A: (1,2,-3) B: (1,-2,3) C: (-1,2,-3) D: (1,-2,-3)
- 点P(1,2,3)关于OZ轴的对称点的坐标为() A: (-1,-2,3) B: (1,2,-3) C: (-1,-2,-3) D: (-1,2,-3)
- 1、点(1,2,3)关于原点对称的点的坐标为( ) A: (-1,2,3) B: (-1,-2,3) C: (1,-2,-3) D: (-1,-2,-3)
- 点(1,2,3)关于原点的对称点坐标为( ). A: (1,-2,-3) B: (-1,-2,-3) C: (-1,2,-3) D: (1,2,3)
内容
- 0
在空间直角坐标系中,点A(1,2,-3)关于x轴的对称点为( ) A: (1,-2,-3) B: (1,-2,3) C: (1,2,3) D: (-1,2,-3)
- 1
在空间直角坐标系中,点P(-1,2,-3)关于Oyz坐标面的对称点是______ A: (1,-2,3) B: (1,2,-3) C: (-1,2,3) D: (-1,-2,-3)
- 2
空间的点P(-1,2,3)关于xoy面对称的点的坐标为() A: (-1,2,-3) B: (-1,-2,3) C: (1,2,3) D: (1,-2,-3)
- 3
点(1,2,3)关于xoy坐标面对称点的坐标是_____. A: (1,2,-3) B: (1,-2,-3) C: (-1,-2,-3) D: (-1.2,3)
- 4
点(2,-3,1)关于原点的对称点为() A: (-2,3,-1) B: (2,-3,-1) C: (-2,-3,-1) D: (-2,3,1)