In the triangle below, what is the length of mn

1- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis.2- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in the first question?

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?