已知形体的主视图和俯视图，左视图正确的是（ ）[img=300x509]1802fbf0a0b5314.jpg[/img]
A: [img=300x281]1802fbf0ac0d130.jpg[/img]
B: [img=300x275]1802fbf0b613a24.jpg[/img]
C: [img=300x287]1802fbf0c12ff6d.jpg[/img]
D: [img=300x281]1802fbf0cc131e6.jpg[/img]
A: [img=300x281]1802fbf0ac0d130.jpg[/img]
B: [img=300x275]1802fbf0b613a24.jpg[/img]
C: [img=300x287]1802fbf0c12ff6d.jpg[/img]
D: [img=300x281]1802fbf0cc131e6.jpg[/img]
举一反三
- 已知形体的主视图和俯视图，左视图正确的是（ ）[img=300x509]1802de92fddc34c.jpg[/img] A: [img=300x281]1802de9307d0e21.jpg[/img] B: [img=300x275]1802de931185b0b.jpg[/img] C: [img=300x287]1802de931bb2991.jpg[/img] D: [img=300x281]1802de9325ba73c.jpg[/img]
- 已知形体的主视图和俯视图，左视图正确的是（ ）[img=300x509]1802de8d6944f32.jpg[/img] A: [img=300x281]1802de8d738f8f5.jpg[/img] B: [img=300x275]1802de8d7e124ed.jpg[/img] C: [img=300x287]1802de8d8988ab4.jpg[/img] D: [img=300x281]1802de8d937fe22.jpg[/img]
- 已知形体的主视图和俯视图，左视图正确的是（ ）[img=300x509]180304532b113f1.jpg[/img] A: [img=300x281]180304533556e75.jpg[/img] B: [img=300x275]1803045340cd993.jpg[/img] C: [img=300x287]180304534ae32bb.jpg[/img] D: [img=300x281]1803045355f535b.jpg[/img]
- 已知形体的主视图和俯视图，左视图正确的是（ ）[img=200x360]1802de9145f4d31.jpg[/img] A: [img=300x281]1802de91505a6ac.jpg[/img] B: [img=300x275]1802de915ac2ff6.jpg[/img] C: [img=300x287]1802de9164be3f2.jpg[/img] D: [img=300x281]1802de916fccdda.jpg[/img]
- 已知[img=220x43]1802fca0bce8129.png[/img]，则为（）。 A: x(0)=0 B: x(0)=1 C: x(∞)=2 D: x(∞)=∞