According to mathematical theories, 3/8 inch is equivalent to 0.9525 centimetres on a ruler. 12 inches is an equivalent of 30 centimetres; the length of a ruler. To convert inches to centimetres, multiply the inch value by 2.5.

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A rule of thumb is a principle with broad application that is not intended to be strictly accurate or reliable for every situation. It is an easily learned and easily applied procedure for approximately...

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Most **rulers** are calibrated in at least 1/8 marks. Some **rulers** are marked in 1/16 marks. The 1/8 marks are between 0, 1/4, 1/2, 3/4 and 1 **inch**. Therefore, 5/8 **inch** ...

To learn how big **8** **inches is, you will need to use a ruler** to get the exact measurements. It is equal to about two-thirds of the length of that **ruler**. Another ...

7/8 on an **inch** on a **ruler** is the fourteenth mark from the start of the **ruler**. Metric **rulers** differ from English **rulers** in that the metrics are labelled in centimetres ...