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# Algebra 1-Chapter 3

### Algebra 1-Chapter 3 Vocabulary

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

Two operations that undo each other. | inverse operations |

Equations that have the same solution. | equivalent equations |

An equation that is true for all values of the variable. | identity |

A comparison of two numbers using division | ratio |

an equation that states that two ratios are Equivalent:a/b=c/d where b doesn't equal 0 and and d doesn't equal 0. | proportion |

in a proportion, a cross product is the Product of the numerator of one ratio and the denominator of the other ratio. | cross product |

A two dimensional drawing of an object in which the dimensions of the drawing are in proportion to the dimensions of the object. | scale drawing |

A three dimensional model of an object in which the dimensions of the model are in proportion to the dimensions of the object. | scale model |

A ratio that relates the dimensions of a scale drawing or scale model and the actual dimensions. | scale |

An equation with two or more variables. | literal equation |

The inverse of a number. | reciprocal |

Terms with the same variable parts. | like terms |

A property that can be used to find the product of a number and a sum or difference. | distributive property |

An equation which is false for every value of the variable. | contradiction |

A ratio that compares a number to 100. | percent |

An equation that relates two or more quantities. | formula |

Created by:
aelohaus