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# A.V. #2

### Achievement Review Vocabulary #2

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

attributes | A common characteristic, such as color, size, or shape |

perpendicular | Lines, rays, line segements, and planes that meet at right angles. |

reflection | The mirror image of a figure about a line of symmetry. |

regular polygon | A figure with all sides having the same length. A polygon with all sides congruent and all angles congruent. |

rotation | A change in location of a figure by moving it around a given point. A turning motion about a point. |

translation | Also known as a slide. The figure is moved in a straight path. |

acute triangle | A triangle that has 3 acute angles which are less than 90 degrees. |

obtuse triangle | A triangle that has 1 obtuse angle which is greater than 90 degrees |

right triangle | A triangle that has 1 angle which is exactly 90 degrees. |

equilateral triangle | A triangle that all three sides are congruent. |

isosceles triangle | A triangle that has at least two congruent sides. |

scalene triangle | A triangle that has no congruent sides. |

vertex (vertices) | The point where the rays of angle, sides of polygon, or the edges of a polyhedron meet. |

Created by:
arausch1