Geometry Tutorials
Video 1: Indirect Proofs
Video 2: Direct Proofs
Video 3: Geometry Definitions
Video 4: Basic Congruence
Video 5: Basic Congruence – II
Video 5b: Basic Congruence – Problem Solving
Video 6: Basic Congruence – III
Video 7: Triangle Congruence – I
Video 8: Triangle Congruence – II (CPCTC)
Video 9: Triangle Congruence – III (CPCTC)
Video 10: Isosceles Triangles
Video 11: Right Triangles (HL postulate)
Video 12: Right Triangles-II
Video 13: Perpendicular Bisectors
Video 14: Types of Angles
Video 15: Parallel Lines – I
Video 16: Parallel Lines – II
Video 16b: Parallel Lines (challenging problems)
Video 17: Parallelograms and Rectangles
Video 18: Rhombuses and Squares
Video 19: Trapezoids
Video 20: Slopes
Video 22: Parallelogram Problem Solving
Video 23: Proving Quadrilaterals are Rectangles
Video 23b: Problems with Rectangles (hard problems)
Video 24: Proving Quadrilaterals are Trapezoids
Video 25: Proving Quadrilaterals are Rhombuses
Video 26: No-Choice Theorem AAS (postulate)
Video 27: Midline Theorem
Video 28: Polygons
Video 29: Regular Polygons
Video 30: Similarity – Introduction
Video 31: Similarity – II
Video 32: Similarity – III
Video 34: Similarity V (Real World Problems)
Video 35: Altitude-Hypotenuse Theorem
Video 36: Pythagorean Theorem
Video 37: Pythagorean Theorem (Distance Formula)
Video 40: Introduction to Circles
Video 42: Circles – II (Chords and Congruence)
Video 43: Circles – III (Arcs)
Video 44: Circles – IV (Tangents and Secants)
Video 44b: Circles – IV (Challenging Problems)
Video 45: Circles – V (Angles and Circles)
Video 46: Circles – VI (Arcs and Congruence)
Video 46b: Circles – VI (Challenging Problems)
Video 47: Circles – VII (Power Theorems)
Video 48: Circles – VIII (Circumference)
Video 48b: Circles – VIII (Challenging Problem)
Video 49: Circles – IX (Inscribed Polygons)
Video 51: Areas – I (Squares and Rectangles)
Video 53: Areas – III (Trapezoids)
Video 54: Areas – IV (Rhombuses)