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Meet the Ruler
A ruler is a tool for measuring how long things are. One side shows inches and the other side shows centimeters. Always start measuring from the 0 mark, not the edge of the ruler!
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Math — Measurement: Inches and Centimeters
A ruler is a tool for measuring how long things are. One side shows inches and the other side shows centimeters. Always start measuring from the 0 mark, not the edge of the ruler!