Definition | PG Term |

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

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

a dot. | |

ASA | |

A triangle with no congruent sides. | |

An angle whose measure is between 90 and 180 degrees. | |

Two angles that are formed by parallel lines and a transversal and lie outside the two lines and on opposite sides of the transversal. | |

The point where 3 medians intersect. | |

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

A segment that connects the midpoints of a triangle or trapezoid. | |

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

An angle that measures 180 degrees. | |

Two angles that are formed by parallel lines and a transversal and lie between the parallel lines and on opposite sides of the transversal. | |

y-y1=m(x-x1) | |

A triangle with three congruent sides | |

Points that lie on the same line. | |

SAS | |

AAS | |

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

Two angles that share a common vertex and side. | |

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. | |

Two polygons such that their corresponding angles are congruent and the lengths of corresponding sides are proportional | |

An angle whose measurement is between 0 and 90. | |

A polygon with three sides | |

(y2-y1)/(x2-x1) | |

The side opposite the right angle in a right triangle | |

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