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Geometry

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Subject resources

Geometry

Practice 50 skills across this outline.

Recommended next
All Circles Are Similar
Trigonometry in General Triangles
Long-form lesson
Weighting distribution
19 categories
Trigonometry in General Triangles
6%
Modeling with Geometry
6%
Theorems About Circles
6%
Coordinate Geometry Proofs
6%
Geometry & Conic Sections
6%
Congruence & Rigid Motions
6%

Skills

The comprehensive taxonomy of geometry — drill into a card to work its skills.

Trigonometry in General Triangles

3 core skills6% total weight
0/3 completed
3 skills to mastery
1
All Circles Are SimilarRecommended
3 questions 55 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
2
Applying Laws of Sines and CosinesAvailable
9 questions 52 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
3
Proving, Applying Laws of Sines/CosinesAvailable
32 questions 51 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

Similarity Transformations · Deciding Similarity via Similarity Transformations

2 core skills2% total weight
0/2 completed
2 skills to mastery
1
Dilations Change Length by Scale FactorAvailable
17 questions 53 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
2
Dilations Keep Lines ParallelAvailable
9 questions 54 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

Similarity Transformations · General Skills

2 core skills3% total weight
0/2 completed
2 skills to mastery
1
AA Criterion from Similarity TransformationsAvailable
26 questions 56 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
2
Triangle Similarity Theorems and Pythagorean TheoremAvailable
17 questions 54 flashcards Lesson available
Long-form lessonFlashcardsPractice problems

Modeling with Geometry

3 core skills6% total weight
0/3 completed
3 skills to mastery
1
Applying Density in Modeling SituationsAvailable
18 questions 60 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
2
Modeling with Geometric Shapes and PropertiesAvailable
22 questions 51 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
3
Using Geometry to Solve Design ProblemsAvailable
46 questions 58 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

Theorems About Circles

4 core skills6% total weight
0/4 completed
4 skills to mastery
1
Circle SimilarityAvailable
26 questions 60 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
2
Circle Relationships: Angles, Radii, and ChordsAvailable
9 questions 49 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
3
Constructing Tangents to CirclesAvailable
22 questions 51 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
4
Constructing Inscribed and Circumscribed CirclesAvailable
10 questions 52 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

Coordinate Geometry Proofs

3 core skills6% total weight
0/3 completed
3 skills to mastery
1
Proving Theorems with Coordinate GeometryAvailable
29 questions 65 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
2
Coordinates to Find Perimeter and AreaAvailable
27 questions 61 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
3
Partitioning Line Segments via RatioAvailable
20 questions 54 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

Geometry & Conic Sections

3 core skills6% total weight
0/3 completed
3 skills to mastery
1
Derive Equations of Ellipses and ParabolasAvailable
35 questions 58 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
2
Derive the Equation of a CircleAvailable
45 questions 53 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
3
Derive the Equation of a ParabolaAvailable
50 questions 59 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

Congruence & Rigid Motions

3 core skills6% total weight
0/3 completed
3 skills to mastery
1
Congruence via Rigid MotionsAvailable
6 questions 52 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
2
Theorems about Lines and AnglesAvailable
13 questions 53 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
3
Triangle Congruence from Rigid MotionsAvailable
9 questions 53 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

Model Periodic Phenomena

3 core skills6% total weight
0/3 completed
3 skills to mastery
1
Constructing Inverse Trigonometric FunctionsAvailable
27 questions 51 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
2
Modeling Periodic Phenomena with Trigonometric FunctionsAvailable
45 questions 50 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
3
Solving Trigonometric Equations in ContextAvailable
14 questions 55 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

2D–3D Relationships

1 core skills6% total weight
0/1 completed
1 skill to mastery
1
Cross-Sections, Rotations of 3D ObjectsAvailable
35 questions 50 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

Transformations in the Plane

5 core skills6% total weight
0/5 completed
5 skills to mastery
1
Defining Rotations, Reflections, and TranslationsAvailable
8 questions 26 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
2
Precise Geometric Definitions from Undefined TermsAvailable
7 questions 52 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
3
Representing Transformations as FunctionsAvailable
16 questions 56 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
4
Symmetries of Polygons: Rotations and ReflectionsAvailable
9 questions 51 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
5
Performing and Sequencing Rigid TransformationsAvailable
11 questions 56 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

Trigonometric Ratios & Right Triangles

3 core skills6% total weight
0/3 completed
3 skills to mastery
1
Deriving the Triangle Area FormulaAvailable
28 questions 58 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
2
Sine and Cosine of Complementary AnglesAvailable
62 questions 57 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
3
Solving Right Triangles: Pythagorean Theorem, TrigonometryAvailable
53 questions 53 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

Geometric Theorems

3 core skills6% total weight
0/3 completed
3 skills to mastery
1
Formal Geometric ConstructionsAvailable
14 questions 51 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
2
Theorems about TrianglesAvailable
34 questions 55 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
3
Theorems about ParallelogramsAvailable
7 questions 50 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

Volume Formulas & Applications

3 core skills6% total weight
0/3 completed
3 skills to mastery
1
Informal Arguments for Circle/Solid FormulasAvailable
22 questions 56 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
2
Informal Argument for Volume of SphereAvailable
55 questions 30 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
3
Solving Problems with Volume FormulasAvailable
46 questions 51 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

Geometric Constructions

2 core skills6% total weight
0/2 completed
2 skills to mastery
1
Properties of Dilations and Scale FactorAvailable
0 questions 54 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems — not available yet
2
Regular Polygons Inscribed in a CircleAvailable
10 questions 54 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

Polynomial Identities

1 core skills6% total weight
0/1 completed
1 skill to mastery
1
Proving and Applying Polynomial IdentitiesAvailable
11 questions 57 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

Trigonometric Identities

2 core skills6% total weight
0/2 completed
2 skills to mastery
1
Proving Angle Addition/Subtraction FormulasAvailable
16 questions 27 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
2
Proving the Pythagorean IdentityAvailable
38 questions 52 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

Theorems Involving Similarity

2 core skills6% total weight
0/2 completed
2 skills to mastery
1
Trigonometric Ratios from Right Triangle SimilarityAvailable
39 questions 52 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
2
Congruence and Similarity to Solve ProblemsAvailable
11 questions 52 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

Matrix Operations & Applications

2 core skills6% total weight
0/2 completed
2 skills to mastery
1
Using 2x2 Matrices for Plane TransformationsAvailable
48 questions 61 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems
2
Zero and Identity Matrices and DeterminantsAvailable
55 questions 54 flashcards Lesson available
Long-form lessonSlide-style lessonFlashcardsPractice problems

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