Definition | PG Term |

A triangle with three congruent sides | |

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

A polygon with three sides | |

Two adjacent angles who are supplementary | |

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

The point where 3 medians intersect. | |

An angle whose measure is equal to 90 degrees | |

A segment that is drawn from the center of a circle to the circle. | |

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

Two angles whose sides form two pairs of opposite rays. The angles form an 'X'. | |

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

a ray that divides an angle into two angles that are congruent. | |

Points that line in the same plane | |

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

two angles who sum is 180 degress | |

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. | |

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

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

A triangle with no congruent sides. | |

Angles that have the same measure. | |

a dot. | |

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

SAS | |

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

Points that lie on the same line. | |

two angles that are formed by parallel lines and a transversal and occupy corresponding positions | |

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