已知正四棱柱被截切后的主、俯视图，选择正确的左视图（ ）。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201811/51361f0de89641829ed21a6695f3d945.png
举一反三
- 已知正五棱柱截切后的主、俯视图，正确的左视图是（ ）。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201811/8c43df202e4f4964b2b3e815992b2295.png
- 已知正五棱柱截切后的主、俯视图，正确的左视图是（）。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201811/8c43df202e4f4964b2b3e815992b2295.png
- 已知圆锥被截切后的主、俯视图，正确的左视图是（）。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201811/4ca48c6c96a64e5b9c3a791de35d207f.png
- 选择棱锥被正垂面截切后正确的左视图。 A: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201811/6f582ca8c21a4113a4470da4dc266075.png" /> B: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201811/65ae2f577aa14584ae75cc84ab3050c1.png" /> C: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201811/089db3476a0145e19cb4b135eb0437db.png" /> D: <img src="http://image.zhihuishu.com/zhs/onlineexam/ueditor/201811/e60c72d724f74552963c93af681ca44d.png" />
- 已知两视图，判断正确的左视图是（ ）。http://image.zhihuishu.com/zhs/onlineexam/ueditor/201811/a42c8422670c4e51b8a581e95ee9c84e.png