Milimeter. Million (1000 X 1000 in Roman numerals)
The sigma symbol represents the lowest possible radar return signature.
an apple
The maple tree
A symbol an arbitrary sign (written or printed) that has acquired a conventional significance. It is also something visible that by association or convention represents something else that is invisible.
Megameter
The symbol for millimeter is "mm".
The symbol is mm
Milimeter. Million (1000 X 1000 in Roman numerals)
If you mean MMXXI then it is the equivalent of 2021
symbol ---- be
mm
Sigificance of the Symbol of an Element :- 1. Symbol represents name of the element. 2. Symbol represents one atom of the element. 3. Symbol also represents one mole of atoms of the element. That is, symbol also represents 6.022 x 1023 atoms of the element. 4. Symbol represents a define mass of the element (equal to Atomic Mass expressed in grams).
The symbol ⇌ represents a reversible reaction.
Is a symbol that represents a country and its borders
+ is the symbol
The chemical symbol "O" represents the element oxygen.