1 decimeter (dm) is equal to
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0.3937 inch
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3.937 inches
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32.808 feet
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20.1168 Meters (Exactly)
B
Correct answer
Explanation
A decimeter is one-tenth of a meter, equaling 10 centimeters or approximately 3.937 inches. This conversion is based on the international inch definition where 1 inch equals exactly 2.54 centimeters. The calculation shows that 10 cm divided by 2.54 cm per inch equals 3.937 inches.