How do you determine the intervals on the x and y axis when creating a graph?

What kinds of numbers make up the set of numbers called the real numbers? give examples when you explain a number type. there are a limited set of types of numbers, but an unlimited number of examples of these numbers.

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

Susie wants to take her friend out for lunch.she wants to spend $9.75 each person. how much will she spend in all.