Definition | PG Term |

two angles who sum is 180 degress | |

A triangle with one obtuse angle | |

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

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

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

A line segment has two... | |

SAS | |

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

Points that line in the same plane | |

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

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

ASA | |

Angles that have the same measure. | |

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

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

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 point where three angle bisectors intersect in a triangle | |

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

A triangle with three congruent sides | |

An angle that measures 180 degrees. | |

The point where 3 medians intersect. | |

Two angles whose sum is 90 degrees. | |

A polygon with three sides | |

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

A triangle with three congruent angles. | |

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

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

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