mL
You would use milliliters (mL) to measure the capacity of a paper cup.
The capacity of a paper cup is typically measured in milliliters (mL) or fluid ounces (fl oz).
The most reasonable metric unit used to measure a paper clip is the millimeter. It provides a small and precise measurement that is suitable for the size of a paper clip.
Millimetres
The most common size of copy paper, notebook paper, and typing paper in the US is 8½ inches wide by 11 inches high. In many other countries, A4 is the most common size of paper; A4 paper is 8.3 inches wide by 11.7 inches tall.
You would use millimeters for the measure of the capacity of a paper cup.
You would use milliliters (mL) to measure the capacity of a paper cup.
The capacity of a paper cup is typically measured in milliliters (mL) or fluid ounces (fl oz).
The most reasonable metric unit used to measure a paper clip is the millimeter. It provides a small and precise measurement that is suitable for the size of a paper clip.
Millimetres
If you're talking about the dimensions of an A4 sheet of paper. In metric it's 210mm x 297mm. In imperial it's approximately 8.27 x 11.69 inches.
The most common size of copy paper, notebook paper, and typing paper in the US is 8½ inches wide by 11 inches high. In many other countries, A4 is the most common size of paper; A4 paper is 8.3 inches wide by 11.7 inches tall.
fl oz is the capacity of a small paper cup
8.5x11
I am unsure as to what the questions regards as far as measurement goes, but I can say that all aspects relating to the construction and flight of paper airplanes can be measured.
5grams
The exact capacity of a paper clip can vary depending on its size and thickness, but typically a paper clip can hold up to around 20-30 sheets of paper securely. However, trying to exceed this limit may cause the paper clip to bend or lose its grip.