What metric unit would you use to measure the length of a football field?
a) centimeter
b) kilometer
c) meter
d) millimeter

Which expression shows the sum of the polynomials with like terms grouped together

Which word in the sentence below is an interrogative pronoun? who is picking us up from school? whousisfrom

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.