## Word 365

### How to create different headers and footers for pages with portrait and landscape orientation in Word

When you create a document with different page orientations (see
How to use different page orientations inside one document),
you might need to create different headers and/or footers for pages with portrait and landscape
orientation.

### How to insert an equation with a system of linear equations or linear system

This tip shows how to add an equation with a

**system of linear equations**(or**linear system**) – a collection of two or more linear equations involving the same set of variables.### How to insert an equation with trigonometric functions

This tip shows how to add an equation with trigonometric functions, for example, the

**Euler's formula**.### How to insert an equation with a limit

This tip shows how to add an equation with a limit. For example, the formula of a

**limit**.### How to insert a Boolean algebra equation

This tip shows how to insert a Boolean algebra equation, for example, one of

**De Morgan's laws**.### How to quickly insert Script symbols in Word equations

In mathematics often is used a script

**Latin**alphabet. This tip is about quick way how to paste letters in**Script**in your Microsoft Word document.### How to quickly insert Fraktur symbols in Word equations

Individual

**Fraktur**letters are sometimes used in mathematics. This tip is about quick way how to paste letters in Fraktur in your document Microsoft Word.### How to quickly insert Double strike or Blackboard bold symbols in Word equations

**Double strike**or

**Blackboard bold**is a typeface style that is often used for certain symbols in mathematical texts, in which certain lines of the symbol (usually vertical or near-vertical lines) are doubled. The symbols usually denote number sets (see some of usual symbols below).

### How to create an equilateral triangle, a regular square, and other regular polygons in Word

For some charts or diagrams, you need to create a regular polygon –

**equiangular**(all angles are equal) or**equilateral**(all sides have the same length). E.g.,**, regular***equilateral triangle***, etc.***square*### How to remove paragraph symbols for every line in Word

Often when you paste a formatted text to your document Word, it can be pasted with two or more
paragraph symbols in every line. You can easily remove these paragraph symbols.