Definition | PG Term |

The point where 3 medians intersect. | |

The 'if' part of a conditional statement. | |

The side of a right triangle that is opposite the right angle. | |

Two lines that intersect to form a right angle. | |

The 'then' part of a conditional statement. | |

A triangle with at least 2 congruent sides and angles. | |

A triangle with three congruent sides | |

a segment drawn from a vertex perpendicular to the opposite side | |

Two lines that do not intersect and are coplanar. | |

A point that divides, or bisects, a segment into two congruent segments. | |

ASA | |

A line drawn perpendicular to a side through its midpoint. | |

A line segment has two... | |

Points that lie in the same plane. | |

A triangle with three congruent angles. | |

A triangle with no congruent sides. | |

HL | |

SAS | |

Points that lie on the same line. | |

Two angles formed by two parallel lines and a transversal that lie on the interior of the parallel lines and on the same side of the transversal. | |

Lines that do not intersect and are NOT coplanar | |

A triangle with one obtuse angle | |

An angle that measures 180 degrees. | |

The point where three perpendicular bisectors intersect in a triangle. | |

A segment drawn from the vertex of a triangle to the midpoint of the opposite side | |

SSS | |

A polygon with three sides | |