like 10 cm long
The Length of a small paper clip is about 1 cm long.
The length of a standard paper clip is approximately 28 millimeters.
1
A large paper clip typically measures around 2 inches (5 centimeters) in length.
Use centimeters or millimeters.
like 10 cm long
It generaly depends on the type of paper clip. I have a bag of small paper clips that are 3cm (length) by .5cm (height) by .05cm (width)
Decimeter
You would use the SI unit of length, which is the meter (m), to measure a paper clip.
inches or centimeters
32 mm
Millimetres