perimeter | | increase in the size of all dimensions in the same proportions |

hypotenuse | | set of three positive whole numbers a, b, c that are the lengths of the sides of a right triangle |

area | | two angles whose measures add to 90 degrees |

irrational | | figure resulting from a transformation |

supplementary | | number of cubic units needed to fill a given space |

scaling | | vertical line on a coordinate plane |

cube | | two angles whose measures add to 180 degrees |

area | | One of the two equal factors of a number |

volume | | decrease in the size of all dimensions |

y-axis | | number of square units needed to cover a given surface |

complementary | | plane or grid formed by the intersection of a horizontal axis and vertical axis |

enlargement | | become smaller |

coordinate plane | | pattern, plan, or representation of the structure of workings of object or concept |

right triangle | | original image prior to a transformation |

ratio | | changes in the size or position of a figure |

image | | comparison of two quantities by division |

square root | | degree of symmetry and resemblance between two or more objects |

scale factor | | in right triangle, side opposite the right angle |

similarity | | number that cannot be expressed as a ratio of two numbers or as a terminating or repeating decimal |

corresponding parts | | triangle containing a right angle |

three-dimensional | | horizontal line on a coordinate plane |

stretch | | examples are cylinder, cone, prism, pyramid |

shrink | | rectangular prism with six congruent faces |

square | | extend beyond normal boundaries |

pythagorean triples | | number of square units needed to cover a given surface |

transformations | | distance around a polygon |

quadrant | | matching parts of two or more polygons |

model | | rectangle with four congruent sides |

geometric probability | | equation that states that two ratios are equivalent |

proportion | | probability of an event using number lines, coordinate planes and formulas for geometric figures |

x-axis | | ratio used to enlarge or reduce similar figures |

pre-image | | in a right triangle, sides that include the right angle |

leg | | the x and y-axes divide the coordinate plane into 4 regions |

reduction | | transformation that enlarges or diminishes an object |