The Sum of the Interior Angles of Any Triangle - by Folding

This dynamic worksheet contains a simulation of folding the vertices of a triangle to a point on the base, to illustrate the sum of the interior angles of a triangle.

Visit: http://lima.osu.edu/people/ibo…AnglesFold.html

math_prof —

 
Материалын төрөл
Үйл ажиллагаа
Шошгууд
angles  geometry  in  interior  of  sum  the  triangle 
Зорилтот бүлэг (нас)
11 – 14
Хэл
English (United Kingdom)