Compass & Straight Edge

Compass & Straight Edge

(and Angles)

1. Angles-Introductory Terms
In this video, Teacher Jon introduces the basic terms students need for the study of Angles. Video Lesson: Download Worksheet Read more
2. Easy Angle Problems
In this lesson, Teacher Jon provides some easy angle problems, for Lower Secondary Maths students, but a basic knowledge of Read more
3. The World’s Two Hardest Easy Geometry Problems
In this video, Teacher Jon sets out how to solve these two well known geometry problems using only isosceles, equilateral Read more
4. The World’s Hardest Easy Geometry Problem #3
5. The Centre of a Triangle
Using a compass and straight edge, we find the four traditional centres of a triangle : i.e. the incentre, the Read more