# V Symbol Geometry Symbols – Glossary Of Mathematical Symbols

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**V Symbol Geometry Symbols – Glossary Of Mathematical Symbols**in**wnyrails.org**## Common Symbols Used in Geometry

Symbols save time and space when writing. Here are the most common geometrical symbols:

SymbolMeaningExampleIn Words

Triangle | ABC has 3 equal sides | Triangle ABC has three equal sides | |

Angle |
ABC is 45° |
The angle formed by ABC is 45 degrees. | |

Perpendicular | AB
CD |
The line AB is perpendicular to line CD | |

Parallel | EF
GH |
The line EF is parallel to line GH | |

Degrees | 360° | 360 degrees (a full rotation!) | |

Right Angle (90°) |
is 90° |
A right angle is 90 degrees | |

Line Segment “AB” | AB | The line segment between A and B | |

Line “AB” | The infinite line that includes A and B | ||

Ray “AB” | The line that starts at A, goes through B and continues on | ||

Congruent (same shape and size) | ABC
DEF |
Triangle ABC is congruent to triangle DEF | |

Similar (same shape, different size) | DEF
MNO |
Triangle DEF is similar to triangle MNO | |

Therefore | a=b
b=a |
a equals b, therefore b equals a |

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**Geometry**