“ＭＭ教育方式”教学设计集锦（二）课题３相似与全等三角形综合复习２１４０４１无锡市梨庄中学胡剑庭师：“Ｍ”是什么符号？由哪两部分合成的？Ａ：是全等符号，由等号一与相似号ｎ合成．师：是偶然的选取，还是别有深意呢？Ｂ：选用的人可能有某种想法吧！Ｃ：是不是... “MM Education” Teaching Design Collection (2) Topic 3 Similarity and Congruent Triangle Comprehensive Review 214041 Wuzhuang Lizhuang Middle School Hu Jianting Teacher: What symbol is “M”? Which two parts are synthesized? A: is a congruent symbol, synthesized by the equal sign one and similar number n. Teacher: Is it accidental or not? B: People who choose may have some ideas! C: Is it right?