Click for easy viewing: TRIANGLES LESSON 1 – In this lesson, you will be introduced to five common types of triangles: Isosceles, Equilateral, Right-angled, Scalene, and Right-angled Isosceles. TRIANGLES LESSON 2 – In this lesson, you will be introduced to the magical number of triangles. TRIANGLES LESSON 3 – In this lesson, we will be looking at … Continue reading from TRIANGLE to TRIGONOMETRY