Geometry

Lesson 1 [|Alternate Exterior Angles] [|Alternate Interioer Angles] [|Vertical Angles] [|Corresponding Angles] [|Area of a Sector]

Lesson 2

Lesson 3 [|Pythagorean Theorem] [|Using the Pythagorean Theorem to Find a Missing Leg] [|Using the Pythagorean Theorem to Find the Hypotenuse]

Lesson 4 [|Duplicating a Line Segment] [|Duplicating an Angle] [|Perpendicular Bisector] [|Perpendicluar Through a Point Not on a Line] [|Perpendicular Through a Point on a Line] [|Angle Bisector] [|45 Degree Angle][|Solving Radical Equations] [|60 Degree Angle] [|Parallel Lines]

Lesson 5 [|Powers of i] [|Solving Equations with two radicals] [|Solving Radical Equations]

Lesson 9 [|SSS and SAS] [|AAAS] [|HL] [|Why SSA and AAA don't work] [|CPCTC]

Lesson 10 [|Completing the Square] [|Completing the square with a lead coef.]

Lesson 11 [|Deriving the Quadratic Formula]