Contents

- 1 What is the square root symbol on keyboard?
- 2 How do you type a square root symbol in Word?
- 3 How do you write square roots?
- 4 How do you type a square symbol?
- 5 How do you insert a square in Word?
- 6 Is 4 a perfect square?
- 7 What is the square of 21?
- 8 What are the positive and negative square roots of 4?

## What is the square root symbol on keyboard?

Insert Square root symbol in Word (Quick Help)

Name | Square root |
---|---|

Symbol | √ |

Alt Code | 251 |

Alt code Shortcut | Alt+251 |

Shortcut (for Word) | 221A, Alt+X |

## How do you type a square root symbol in Word?

Microsoft Word offers a pre-defined shortcut key for popular symbols such as square root.

- Type 221a or 221A (does not matter, uppercase or lowercase), immediately after that press Alt+X to insert the square root symbol: √
- Type 221b or 221B, and press Alt+X to insert the cube root symbol: ∛

## How do you write square roots?

A square root is written with a radical symbol √ and the number or expression inside the radical symbol, below denoted a, is called the radicand. To indicate that we want both the positive and the negative square root of a radicand we put the symbol ± (read as plus minus) in front of the root.

## How do you type a square symbol?

Inserting the squared symbol on your Android smartphone is relatively easy and straightforward. To insert the squared sign, just long-press the number 2 and it will insert the superscript ².

## How do you insert a square in Word?

Use these steps to make a square in Microsoft Word.

- Open your Word document.
- Click where you want the square to appear.
- Select the “ Insert ” tab at the top of the window.
- Click the “Shapes” button.
- Select one of the rectangle options.
- Draw your square in the document.

## Is 4 a perfect square?

For instance, the product of a number 2 by itself is 4. In this case, 4 is termed as a perfect square. A square of a number is denoted as n × n. Example 1.

Integer | Perfect square |
---|---|

2 x 2 | 4 |

3 x 3 | 9 |

4 x 4 | 16 |

5 x 5 | 25 |

## What is the square of 21?

List of Perfect Squares

NUMBER | SQUARE | SQUARE ROOT |
---|---|---|

19 | 361 | 4.359 |

20 | 400 | 4.472 |

21 | 441 | 4.583 |

22 | 484 | 4.690 |

## What are the positive and negative square roots of 4?

But the roots could be positive or negative or we can say there are always two roots for any given number. Hence, root 4 is equal to ±2 or +2 and -2 ( positive 2 and negative 2). You can also find square root on a calculator. Square Root From 1 to 50.

Number | Square Root Value |
---|---|

4 | 2 |

5 | 2.236 |

6 | 2.449 |

7 | 2.646 |