## Explain how the criteria for triangle congruence (ASA, SAS, and SSS) follow from the definition of congruence in terms of rigid motions.

16 Lesson(s)

### Discovering Triangle Congruence Shortcuts

Geometry » Unit: Discovering and Proving Triangle Properties
Geometry » Unit: Discovering and Proving Triangle Properties
Sunnyvale, CA
Environment: Suburban

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Favorites (15)

Resources (14)

Reflections (1)

### Tremendous Triangles Projects

Geometry » Unit: Tremendous Triangles
Geometry » Unit: Tremendous Triangles
Saratoga Springs, NY
Environment: Suburban

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Favorites (9)

Resources (12)

Reflections (1)

### Finally Finals #1

Geometry » Unit: Finally Finals
Geometry » Unit: Finally Finals
Saratoga Springs, NY
Environment: Suburban

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Resources (10)

### Angle-Side-Angle

Geometry » Unit: Proofs about Triangles
Geometry » Unit: Proofs about Triangles
New York, NY
Environment: Urban

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Favorites (3)

Resources (18)

Reflections (1)

### Overlapping Triangles

Geometry » Unit: Tremendous Triangles
Geometry » Unit: Tremendous Triangles
Saratoga Springs, NY
Environment: Suburban

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Favorites (3)

Resources (19)

Reflections (2)

### Fall Interim Assessment

Geometry » Unit: Fall Interim Assessment: Geometry Intro, Constructions and Rigid Motion
Geometry » Unit: Fall Interim Assessment: Geometry Intro, Constructions and Rigid Motion
New York, NY
Environment: Urban

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Favorites (4)

Resources (6)

Reflections (1)

### SSS, SAS, and ASA

Geometry » Unit: Rigid Motions
Geometry » Unit: Rigid Motions
New York, NY
Environment: Urban

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Resources (22)

Reflections (1)

### Rigid Motion, Congruent Triangles, and Proof

Geometry » Unit: Polygons and Congruent Triangle Proofs
Geometry » Unit: Polygons and Congruent Triangle Proofs
Amsterdam, NY
Environment: Urban

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Resources (14)

Reflections (1)

### AAS and ASA Fun

Geometry » Unit: Tremendous Triangles
Geometry » Unit: Tremendous Triangles
Saratoga Springs, NY
Environment: Suburban

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Resources (22)

Reflections (2)

### SAS-sy Triangles

Geometry » Unit: Tremendous Triangles
Geometry » Unit: Tremendous Triangles
Saratoga Springs, NY
Environment: Suburban

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Favorites (5)

Resources (35)

Reflections (5)

### HL and More Practice with Proofs

Geometry » Unit: Tremendous Triangles
Geometry » Unit: Tremendous Triangles
Saratoga Springs, NY
Environment: Suburban

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Favorites (3)

Resources (24)

Reflections (2)

### Side-Side-Side

Geometry » Unit: Proofs about Triangles
Geometry » Unit: Proofs about Triangles
New York, NY
Environment: Urban

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Favorites (2)

Resources (13)

### Regular Polygons

Geometry » Unit: Polygons and Congruent Triangle Proofs
Geometry » Unit: Polygons and Congruent Triangle Proofs
Amsterdam, NY
Environment: Urban

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#### The students work together, applying their knowledge of polygons to numerical problems involving regular polygons.

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Resources (17)

Reflections (1)

Geometry » Unit: Final Assessment
New York, NY
Environment: Urban

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Resources (9)

### Common Core Geometry Midcourse Assessment Day 2 of 2

Geometry » Unit: Common Core Geometry Midcourse Assessment
Geometry » Unit: Common Core Geometry Midcourse Assessment
New York, NY
Environment: Urban

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Resources (4)
Common Core Math