珍珠湾ART

标题: Volume of a cone [打印本页]

作者: yma16 时间: 2007-8-2 18:04
标题: Volume of a cone

A cone has a base with x^2+y^2=1 and vertex (0,0,1). If I move the vertex to (1,1,1) and form a new slanted cone, does it have the same volume as the original one? Please show your proof or reason.

作者: idiot94 时间: 2007-8-2 18:11
标题: 呵呵，就是祖爷爷原理啊。。。：）

呵呵，就是祖爷爷原理啊。。。：）

作者: yma16 时间: 2007-8-2 19:22
标题: So, the answer is no. Thanks-eom

So, the answer is no. Thanks-eom

作者: yinyin 时间: 2007-8-2 20:40
标题: ？

？

作者: yma16 时间: 2007-8-3 10:17
标题: The answer is yes. Thanks-eom

The answer is yes. Thanks-eom

作者: idiot94 时间: 2007-8-3 18:33
标题: 卿可谓惜字如金矣：）

卿可谓惜字如金矣：）

作者: yinyin 时间: 2007-8-4 17:20
标题: [:-M]

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