# Khan Academy - Geometry Videos (FLV)

Delivery time:5-7 Days
• Description
Videos on geometry. Basic understanding of Algebra I necessary. After this, you'll be ready for Trigonometry.
1. Introduction to angles
2. Angles (part 2)
3. Angles (part 3)
4. Angles formed between transversals and parralel lines
5. Angles of parallel lines 2
6. The Angle Game
7. Similar triangles
8. Similar triangles (part 2)
9. Angle Game (part 2)
10. Area and Perimeter

11. Circles: Radius, Diameter and Circumference
12. Area of a circle
13. The Pythagorean Theorem
14. Pythagorean Theorem II
15. 45-45-90 Triangles
16. Intro to 30-60-90 Triangles
17. 30-60-90 Triangles II
18. Heron's Formula
19. Part 1 of Proof of Heron's Formula
20. Part 2 of the Proof of Heron's Formula
21. An inscribed angle is half of a central angle that subtends the same arc
22. Area of Inscribed Equilateral Triangle (some basic trig used)
23. Right Triangles Inscribed in Circles (Proof)
24. Area of Diagonal Generated Triangles of Rectangle are Equal