A | B |

compare | compare |

corresponds to | corresponding |

image | image |

ratio | ratio |

scale | scale |

scale factor | multiplier between correspnding sides of 2 triangles |

similar | similar |

dimensions | length and width |

vertex | point of an angle |

perimeter | distance around a figure |

area | surface inside a figure |

angle | angle |

coordinates | ordered pairs of numbers |

congruent | same shape and same size |

diameter | distance across a circle that goes through its center |

radius | distance from the center of a circle to its edge |

midpoint | the point in the middle of a line segment |

parallel | lines that never touch each other |

perpendicular | lines that cross each other in a 90 degree angle |

line plot | a graph of points on a horizontal line |

coordinate graphing | graphing using both the x and y axes |

angle measure | degrees |