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# Geometry Vocab. l

### Math helps you in life

Question | Answer |
---|---|

What is an angle | AN angle is two rays or lines intersect |

What is a vertex | The point of two of intersection between two rays |

What is a degree | a unit of angle measure |

What is a protracter | a tool used to measure angles |

What is an acute angle | measure less than 90˚ |

what is a right angle | measures exactly 90˚ |

What is an obtuse angle | measures more than 90˚ |

What is a complementary angle | Two separate angles that add up to 90˚ |

Supplementary angles | two seperate angles that add up to 180˚ |

A triangle is a... | 3 sided polygon |

The sum of any triangles must be... | 180˚ |

All triangles get a name... | first, middle, and last name |

What are the first names | Acute, Right, and Obtuse |

What are the middle names | Scalene, Isosceles, and Equilateral |

What is the last name | It is always "triangle". |

What does Scalene triangle mean | All sides are different |

What does Isosceles triangle mean | Two sides are equal |

What does equilateral mean | All sides are the same |

Quadrilaterals are... | 4 sided polygons |

The sum of the interior angles are... | 360˚ |

Trapezoids- quadrilaterals that have... | 1 pair of parallel sides. |

The parallels sides are called the... | bases. |

they are quadrilaterals Have 2 pairs of parallel sides Opposite angles are congruent Consecutive angles are suplimentary | Parallelograms |

In addition to what is listed above for parallelograms, they have 4 equal sides | Rhombi |

In addition to what is listed above for parallelograms, _______ have 4 90˚, right angles. | rectangles |

Parallelograms that are rhombi and rectangles are _____. ___ are parallelograms that have 4 congruent sides AND 4 congruent angles. | Squares |

Created by:
Cristina Rivera
on 2011-02-13