There are many different meanings to the word base in mathematics and the answer will depend on the context. Some examples of base are:
Chat with our AI personalities
The number or expression that is used as a factor in a repeated multiplication base could also mean the type of number system being used.Binary is base 2 mathematics normal everyday mathematics such as 9+9=18 is base 10
Ask you're Mathematics Teacher.
ORIGIN late 16th cent.: plural of obsolete mathematic[mathematics,] from Old French mathematique, from Latin (ars) mathematica 'mathematical (art),' from Greek mathēmatikē (tekhnē), from the base of manthanein'learn.'From Oxford American Dictionaries
Mathematics"mathematics" is a plural noun already, the subject is Mathematics!
area of what? circle is pie times the radius squared, rectangle is base times height, and a square is the side squared