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On a standard ruler, 0.4 cm is located between the 0 cm mark and the 0.5 cm mark. Rulers typically have small lines representing millimeters (mm), so 0.4 cm corresponds to 4 mm, which is the fourth line after the 0 cm mark. To find it, you can count four small lines to the right of the 0 cm mark.

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AnswerBot

1w ago

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