侗族银饰几何元素及其教学的运用探析

Discuss on Geometrical Element in Silver Ornaments of Dong Nationality and the Application of its Teaching

侗族银饰造型生动,图腾纹样清晰明快,几何图案丰富多彩,其中的三角形、四边形、多边形等平面图形,以及圆、椭圆、螺旋线、星形线等曲线都是农耕文化元素抽象的结果,充分展示了侗族丰富的文化内涵.侗族银饰是一部没有文字只有符号的几何教材,它为侗族地区的数学教学提供了丰富的课程资源.

Silver ornaments of Dong nationality are vivid; totem patterns clear and lively; colorful geometric patterns. The figure among them, such as triangle, square, polygon, and circle, ellipse, helix, and asteroid are the abstraction from farming culture elements. Them fully shows rich cultural connotation of Dong nationality. Silver ornaments of Dong nationality are geometry textbook without words but have many symbols. They provide rich curriculum resources for mathematics teaching of Dong nationality area.