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# CDFMS

### CDFMS 7th Geo Vocab

Term | Definition |
---|---|

complementary angles | two angles with a sum of 90 degrees. |

congruent | two figures that have lengths and angle measurements of the same size |

equilateral triangle | a triangle that has all three sides congruent. |

isosceles triangles | triangles that have at least two congruent sides |

parallelogram | a figure that is a quadrilateral with both pairs of opposite sides parallel and opposite sides congruent |

reflection | a type of transformation involving a flip of the graphed figure |

rhombus | a quadrilateral that has opposite sides parallel, all four sides congruent, and not all angles equal |

scalene triangle | triangles that have no congruent sides |

similar | figures that have congruent corresponding angles and proportional corresponding sides |

supplementary angles | two angles with a sum that equals 180 degrees |

transformation | a change in position, size, or shape of a figure on a coordinate plane. |

translation | a type of transformation involving a slide of the graphed figure |

trapezoid | a quadrilateral with exactly one set of parallel sides |

proportion | an equation that states that two ratios are equal |

corresponding angles | have the same position in two different similar figures and are congruent |

ratio | a comparison of two numbers |

corresponding sides | have the same position in two different similar figures and are proportional |

unit cost | the cost for one unit of measure |

cross products | a method that can be used to determine if two ratios are equal |

Created by:
catheywohl