记得学三角形时,一堂数学课给了我很深的印象,这堂课使我明白了三角形中的奥秘,发现了三角形的神奇!“三角形是个既神奇又有趣的图形……”陈老师在介绍时,我的脑瓜也在动:“三角形既神奇又有趣,这个‘家伙’怎么看都没有趣呀!”正当我纳闷的时候,陈老师让我们玩起游戏来:“你们拿出准备好的纸条,它们分别是6厘米、7厘米、8厘米,5厘米、4厘 I remember learning a triangle, a math class gave me a very deep impression, this class made me understand the mystery of the triangle, found the magic of the triangle! ”“ Triangle is a magical and interesting graphics ... ... ” At the time of introduction, my mind was moving: “The triangle is amazing and funny. This guy is not fun anymore!” While I was wondering, Teacher Chen let us play the game: "You guys Take out the prepared note, they are 6 cm, 7 cm, 8 cm, 5 cm, 4 cm