In my example above for the Arial font you can insert the Plus or Minus (±) symbol by holding down the Alt key and typing the number 0177.

## How do you insert a plus-minus symbol in Revit?

#11: Add Notes

The Plus-Minus Symbol (±) is **ALT 0177** on your number pad.

## What is the centerline symbol?

Text Symbols and Special Characters Reference

Text symbols and Unicode strings | |
---|---|

Name | Unicode String |

Centerline | U+2104 |

Delta | U+0394 |

Electrical phase | U+0278 |

## How do you show centerlines in Revit?

Select the view that contains hidden centerlines and center marks. **Right-click and select Show Hidden Annotations**. Hidden centerlines and center marks display and are highlighted. Select annotations to make visible, right-click, and select Done.

## What does a minus plus mean?

(mathematics) the symbol ∓, meaning “minus or plus”, used alongside the plus-minus sign to show that **a negative value is to be taken where the positive value is indicated by the plus-minus sign**, and vice versa (as in (x ± 1) / (x ∓ 2), which means (x + 1) / (x – 2) and (x – 1) / (x + 2)).

## What is minus Plus is equal to?

Addition and Subtraction

Two ‘pluses’ make a plus, two ‘**minuses**‘ make a plus. A plus and a minus make a minus.

## What are all the alt key symbols?

Alt Codes

Symbol | AltCode |
---|---|

Å | 0197 |

Æ | 0198 |

Ç | 0199 |

È | 0200 |

## What are the Alt key codes?

ALT Key Code Shortcuts and How To Make Symbols With Keyboard

Alt Codes | Symbol | Description |
---|---|---|

Alt 0228 | ä | a umlaut |

Alt 0231 | ç | c cedilla |

Alt 0232 | è | e grave |

Alt 0233 | é | e acute |