There are 18 students in me. alvarezs art class. throughout the year every student must pair up with every other student to complete a project. how many projects will be finished?

12. the amount of money in a bank account decreased by 21.5% over the last year. if the amount of money at the beginning of the year is represented by ‘n', write 3 equivalent expressions to represent the amount of money in the bank account after the decrease?

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

Given the diagram below, michael writes, "segment ac is congruent to segment ac." which of the following reasons allow him to write this statement?