# How to Read a Scale Ruler?

Geionline has a sample picture of a scale ruler. In order to read a scale ruler you will need to know the scale of the item being measured. Then you must select the correct scale to use to complete the measuring. You must line up the item with the zero on the scale to see the accurate measurement.
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Q&A Related to "How to Read a Scale Ruler?"
 1. Determine whether the ruler uses the English system or the metric system. If it uses the English system, it will measure in fractions of an inch, inches or feet. If it uses the http://www.ehow.com/how_5132010_read-ruler-scale.h...
 1. Look on the architectural drawing for the scale. You'll probably see it written as a number equal to 1 foot. For example, "1/8 = 1 foot" means 1/8 inch on the drawing http://www.ehow.com/how_6552641_read-architectural...
 1. Find the edge of the ruler that has the 1/4-inch designation on it. On the 1/4-inch scale, increments of 4 feet are equal to 1 inch. Most floor plans are drawn at 1/4-inch or 1 http://www.ehow.com/how_6314762_read-architect_s-s...
 1. Align the left edge of the ruler with the edge of the item you are measuring. Occasionally there will be a small space on the ruler to the left of the first official line, which http://www.ehow.com/how_7519061_read-measurements-...
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