Euclid as the Father of Geometry Geometry 8 min Click to view videos

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Back to Maths Video Lecture Course Page Euclid as the Father of Geometry Geometry 8 min Click to view videos Language and Notation of Basic Geometry Geometry 13 min Click to view videos Lines, Line Segments, and Rays Geometry 4 min Click to view videos Language and Notation of the Circle Geometry 11 min Click to view videos Angle Basics Geometry 7 min Click to view videos Measuring Angles in Degrees Geometry 8 min Click to view videos Using a Protractor Geometry 3 min Click to view videos Measuring Angles Geometry 4 min Click to view videos Complementary and Supplementary Angles Geometry 9 min Click to view videos Angles at the intersection of two lines Geometry 7 min Click to view videos Proof-Vertical Angles are Equal Geometry 5 min Click to view videos Angles Formed by Parallel Lines and Transversals Geometry 7 min Click to view videos Proof – Sum of Measures of Angles in a Triangle are 180 Geometry 7 min Click to view videos Triangle Angle Example 1 Geometry 6 min Click to view videos Triangle Angle Example 2 Geometry 5 min Click to view videos Triangle Angle Example 3 Geometry 6 min Click to view videos Challenging Triangle Angle Problem Geometry 9 min Click to view videos Proof – Corresponding Angle Equivalence Implies Parallel Lines Geometry 5 min Click to view videos Finding more angles Geometry 6 min Click to view videos Sum of Interior Angles of a Polygon Geometry 9 min Click to view videos Congruent Triangles and SSS Geometry 11 min Click to view videos SSS to Show a Radius is Perpendicular to a Chord that it Bisects Geometry 8 min Click to view videos Other Triangle Congruence Postulates Geometry 13 min Click to view videos Two column proof showing segments are perpendicular Geometry 11 min Click to view videos Sum of the exterior angles of convex polygon Geometry 5 min Click to view videos Finding Congruent Triangles Geometry 7 min Click to view videos More on why SSA is not a postulate Geometry 7 min Click to view videos Congruent Triangle Proof Example Geometry 6 min Click to view videos Congruent Triangle Example 2 Geometry 12 min Click to view videos Congruent legs and base angles of Isosceles Triangles Geometry 9 min Click to view videos Equilateral Triangle Sides and Angles Congruent Geometry 6 min Click to view videos Equilateral and Isosceles Example Problems Geometry 6 min Click to view videos Another Isosceles Example Problem Geometry 6 min Click to view videos Example involving an isosceles triangle and parallel lines Geometry 3 min Click to view videos Figuring out all the angles for congruent triangles example Geometry 5 min Click to view videos Perimeter and Area Basics Geometry 8 min Click to view videos Triangle Area Proofs Geometry 10 min Click to view videos Interesting Perimeter and Area Problems Geometry 8 min Click to view videos Koch Snowflake Fractal Geometry 9 min Click to view videos Area of an Equilateral Triangle Geometry 4 min Click to view videos Area of Koch Snowflake (part 1) – Advanced Geometry 13 min Click to view videos Area of Koch Snowflake (part 2) – Advanced Geometry 7 min Click to view videos Challenging Perimeter Problem Geometry 10 min Click to view videos Similar Triangle Basics Geometry 9 min Click to view videos Similarity Postulates Geometry 12 min Click to view videos