Quadrilateral With Opposite Angles Congruent

Applet is designed to accompany a class activity I authored. Yet it can be easily used to quickly have students discover that if both pairs of opposite angles of a quadrilateral are congruent, then that quadrilateral is a parallelogram.

 

Tim Brzezinski

 
Тип ресурсу
Розробка
Теги
angle  angles  ccss  ccss.hsg.co.c.11  common  common-core  congruent  core  discovery  opposite  parallelogram quadrilateral theorem Показати більше…
Цільова група (вік)
11 – 14
Мова
English
 
 
Ліцензійна угода
CC-BY-SA, GeoGebra Terms of Use