how to make a invisible pyramid (30 times 30)
回答 (2)
2007-11-29 7:51 pm
✔ 最佳答案
A transparent pyramid can be made with 4 pieces of triangle of sides 30 cm and 1 piece of square which are made from transparent plastic sheet, all 5 pieces can be glued together, and that is a transparent pyramid.I hope this can help with your understanding. =)
參考: Myself
2007-11-30 9:01 pm
pyramid
收錄日期: 2021-04-13 14:36:06
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071128000051KK02648