# Home » Compass & Straight Edge

## Centre of a Triangle

In this lesson we find the centre of a triangle. PowerPoint Lesson: Compass and Straight Edge – The Centre of a Triangle Compass and Straight Edge – The Centre of a Triangle (Thai version) Download Worksheet (PDF): Compass…

Read More »## Angles-Introductory Terms

In this video, Teacher Jon introduces the basic terms students need for the study of Angles. Video Lesson: Download Worksheet (PDF): ANGLES-Introductory Terms

Read More »## Easy Angle Problems

In this lesson, Teacher Jon provides some easy angle problems, for Lower Secondary Maths students, but a basic knowledge of the terms and symbols used in Angles is still requiredâ€“ (for instance, see my video on Angles –…

Read More »