Final answer:
To convert centimeters to millimeters, multiply the length by 10. Therefore, the length of the pencil in millimeters is 162 mm.
Step-by-step explanation:
To convert centimeters to millimeters, we multiply the length by 10 because there are 10 millimeters in 1 centimeter. Therefore, to find the length of the pencil in millimeters:
Length in millimeters = Length in centimeters * 10
Length in millimeters = 16.2 cm * 10
Length in millimeters = 162 mm
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