Exterior Angle Sum

主题:角

Begin with Sides = 3. Move the Size slider to 0. Watch the angles as they get closer together. What is their sum? Increase both Size and Sides and repeat. What is the sum of the exterior angles (one at each vertex)?

新资源

Rolling an Equilateral Triangle
Area of a Circle Illustrated
seo tool
Building Trapezoids with Set Areas
Perimeter of Rectangle

发现资源

LocusActivity
Writing Equations to Represent Tables 306
تأثير ميل الدالة الخطية - التربيعية
Investigating the two shapes from one wire problem
gvj f
cube

发现主题

直角三角形
正弦
平行四边形
定积分
正方形