Lesson plans for teaching the subject of a triangle using the histories

ف This page show you a lesson plans for teaching the subject of a triangle using the histories, was written by this plan, the student who wrote his name next to the plan, and when you click on the theme of the plan will move to a web page where the components of this lesson.

All the lessons presented in the Arabic language with the exception of my lesson infinity and measure the circumference translated to English language