Khan Academy on a Stick
Worked Examples
Sal does the 80 problems from the released questions from the California Standards Test for Geometry. Basic understanding of Algebra I necessary.

Interesting Perimeter and Area Problems
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Three example problems involving perimeter and area

Challenging Perimeter Problem
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Perimeter of rectangle covered by 9 nonoverlapping squares. From 200) American Invitational Math Exam

CA Geometry: deductive reasoning
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13, deductive reasoning and congruent angles

CA Geometry: Proof by Contradiction
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46, proof by contradiction

CA Geometry: More Proofs
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710, more proofs (10 continued in next video)

CA Geometry: Similar Triangles 1
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1014, similar triangles

CA Geometry: Similar Triangles 2
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1516, similar triangles

CA Geometry: More on congruent and similar triangles
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1720, more similar and congruent triangles

CA Geometry: Triangles and Parallelograms
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2125, triangles and parallelograms

CA Geometry: Area, Pythagorean Theorem
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2630, area, circumference, pythagorean theorem

CA Geometry: Area, Circumference, Volume
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3135, area, circumference and volume

CA Geometry: Pythagorean Theorem, Area
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3640, Pythagorean Theorem and Area

CA Geometry: Exterior Angles
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4145, polygons, exterior angles

CA Geometry: Deducing Angle Measures
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4650, deducing the measure of angles

CA Geometry: Pythagorean Theorem, Compass Constructions
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5155, Pythagorean Theorem, compass constructions

CA Geometry: Compass Construction
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5660, compass construction, coordinates

CA Geometry: Basic Trigonometry
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6165, basic trigonometry

CA Geometry: More Trig
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6670, more trigonometry

CA Geometry: Circle Area Chords Tangent
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7175, area, chords, tangents of circles

CA Geometry: Secants and Translations
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7680, secants and graph translations
Worked Examples
Sal does the 80 problems from the released questions from the California Standards Test for Geometry. Basic understanding of Algebra I necessary.