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# Geometry C02

### GWirtz Geometry C2 Vocab

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

Polygon (c7) | a closed figure with three or more sides |

Triangle (c7) | a closed shape with three sides and three angles |

Interior (c7) | of, relating to, or located on the inside; inner |

Equilateral Triangle (c7) | a triangle in which all three sides have equal lengths and all the interior angles are 60 degrees |

Isosceles Triangle (c7) | a triangle with two sides that are the same length and two interior angles are the same |

Scalene Triangle (c7) | a triangle in which all sides are different lengths |

Acute Triangle (c7) | a triangle in which all three internal angles are less than 90 degrees |

Right Triangle (c7) | A triangle with one 90 degree internal angle |

Obtuse Triangle (c7) | a triangle in which one internal angle is larger than 90 degrees |

Quadrilateral (c8) | a polygon with four sides and four angles |

Parallelogram (c8) | a quadrilateral with two pairs of parallel sides |

Opposite (c8) | located or facing directly across |

Congruent (c9) | equal in size and shape |

Straight (c9) | not bent or curved |

Length (c9) | the distance from one end of something to another |

Rectangle (c10) | a shape with four sides and four right angles |

Diagonal (c10) | a straight line or line segment connecting two or more vertices of a polygon that are not next to each other |

Question (c10) | to ask |

Rhombus (c11) | a quadrilateral in which all of the sides are of equal length |

Wrong (c11) | not correct |

Different (c11) | not the same |

Bisect (c11) | to cut into two equal parts |

Lizard (c12) | a kind of reptile |

Trapezoid (c12) | a quadrilateral that has two parallel sides |

Supplementary (c12) | two angles that add up to 180 degrees |

Isosceles Trapezoid (c12) | a trapezoid with base angles that have the same measurement |

similar (c4) | alike though not identical (same shape, different size) |

example (c6) | a model to follow |

angle (c3) | a figure formed by two rays starting at the same point |

symbol (c4) | a sign used to represent an operation, element, quantity, quality, or relation |

coincide (c3) | to take up the same area in space |

protractor (c6) | a tool for measuring and drawing angles |

measure (c6) | to find the size, capacity, weight, or quantity of something |

distance (c3) | the amount of space between two objects or places |

obtuse angle (c5) | an angle that is more than 90 degrees and less than 180 degrees |

Created by:
PRO Teacher
shelley.wirtz