本书属于漫画科普类图书，以漫画的形式对中学（乃至延伸到大学）几何学的知识由浅入深地讲解，内容包括几何学的来源，几何的点、线、面、角，求解多边形内角和，计算圆周率，勾股定理、拓扑几何的来源，用微积分的思想求面积等。左页为文字讲述，右页为漫画讲解，漫画主人公有老师和学生的角色设定，以对话、提问等方式，结合图文进行讲授。适合初、高中阶段学习的学生作课外兴趣阅读。(This book belongs to cartoon and science dissemination book and gives explanation for geometry knowledge of middle schools (and even universities) through cartoon from the shallower to the deeper, including source of geometry, geometric points, lines, planes and corners, solving interior angle sum of polygon, calculating Pi, the Pythagorean theorem, source of topology geometry, solving area with calculus concept, etc.The left page is literal narration and the right page is cartoon explanation. The cartoon protagonists have character design of teachers and students. Through dialogue, questioning and other forms, teaching is given through image-text.Suitable for extracurricular reading of students in junior schools and high schools.)