论文部分内容阅读
2002年全国高考文科试卷中有这样一道题:(22题) (1)给出两块相同的三角形纸片(图1,图2)要求其中的一块剪拼成一个正三棱锥模型,另一块剪拼成一个正棱柱的模型,使它们的全面积与原三角
In 2002, there was a question in the national college entrance examination liberal arts paper: (22 questions) (1) Two identical pieces of triangular paper (Fig. 1 and Fig. 2) were required to combine one piece of scissors into a triangular pyramid model and the other piece of scissors. Make up a model of a right prism so that their full area and the original triangle