1818 | SAS Triangle Congruence | Congruence | View |

7272 | G.CO.13 part 1 Construct a square inscribed in a circle. | Congruence | View |

7676 | G.CO.13 part 2 Construct a regular hexagon inscribed in a circle. | Congruence | View |

7777 | G.CO.13 part 3 Construct an equilateral triangle inscribed in a circle. | Congruence | View |

8383 | G.CO.11 part 1 Prove that the opposite sides of a parallelogram are congruent. | Congruence | View |

8484 | G.CO.11 part 2 Prove that the opposite angles of a parallelogram are congruent. | Congruence | View |

8686 | G.CO.11 part 3 Diagonals of a parallelogram bisect each other. | Congruence | View |

8787 | G.CO.11 part 4 Prove that rectangles are parallelograms with congruent diagonals. | Congruence | View |

10403 | G.CO.10 part 1 The measures of interior angles of a triangle sum to 180 degrees. | Congruence | View |

10504 | G.CO.10 part 2 Base angles of isosceles triangles are congruent | Congruence | View |

10505 | G.CO.5 Transform one geometric figure onto another using translation, rotation, and reflection. | Congruence | View |

10605 | G.CO.10 part 3 The segment joining the midpoints of two sides of a triangle is parallel to the third side and half its length. | Congruence | View |

10706 | G.CO.10 part 4 The medians of a triangle meet at a point. | Congruence | View |

1111 | Jack's Button Tray | Counting & Cardinality | View |

7171 | A.CED.4 Rearrange formulas to highlight a quantity of interest. | Creating Equations* | View |

101 | The Substitution Method | Expressions & Equations | View |

205 | The Substitution Method | Expressions & Equations | View |

404 | Elimination Method | Expressions & Equations | View |

505 | Laws of Exponents: Power to a Power | Expressions & Equations | View |

1415 | Solve Systems by Graphing | Expressions & Equations | View |