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measurement units; converting units; converting converting;metrics metrics;converting Conversion of measurement units In some dialogs, you can enter measurement values into input boxes. If you just enter a numerical value, the default measurement unit is used. You define the default measurement unit for Writer text documents in the dialog that you get by choosing %PRODUCTNAME - PreferencesTools - Options - %PRODUCTNAME Writer - General. For Calc, Draw, and Impress, you open a document of that type and then open the appropriate General page as for Writer. In input boxes for length units you can also add the unit abbreviation according to the following list: Unit abbreviation Explanation mm Millimeter cm Centimeter in or " Inch pi Pica pt Point The following formulas convert the units: 1 cm = 10 mm 1 inch = 2.54 cm 1 inch = 6 Pica = 72 Point For example, in a text document, open Format - Paragraph - Indents & Spacing. To indent the current paragraph by one inch, enter 1 in or 1" into the "Before text" box. To indent the paragraph by 1 cm, enter 1 cm into the input box. To input the maximum or minimum allowed value respectively, click the current value and then press the Page Up or Page Down key.