Alignment

This is the horizontal alignment for a paragraph.
This can also be changed from the (Format > Paragraph)(Indents and Spacing tab).

Aligning

Text can be centred, right justified, left justified or fully justified (ie on both sides).
If you want to change the alignment of a paragraph, highlight the paragraph, then click on the desired button on the Formatting toolbar.
Left -
Right -
Centre -
Justify

Left Alignment

(Ctrl + L)

Right Alignment

(Ctrl + R)

Centre Alignment

(Ctrl + E)

Justified Alignment

(Ctrl + J)