Any value that is unknown or can change is a variable

The multiplication property of zero states that the product of any number and 0 is 0. what must be true about either a or b to make ab=0

Fabian harvests 10 pounds of tomatoes from his garden. he needs 225 pounds to make a batch of soup. if he sets aside 2.8 pounds of tomatoes to make spaghetti sauce, how many batches of soup can fabian make?

Which basic geometric term has no width, no length, and no thickness? line b. point c. angle d. plane