To convert millimeters (mm) to inches, you can use the conversion factor that there are approximately 25.4 millimeters in an inch. To convert 10 millimeters to inches, simply divide 10 by 25.4:
10 mm / 25.4 = 0.393701 inches (rounded to six decimal places)
So, 10 millimeters is approximately equal to 0.393701 inches.
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