Here we list the various modules that sequentially make up the course, so that the student can get a "feel" for the topics covered. The student must complete each module first before the links to the next modules will be active. All previous modules can be accessed from any of the pages, for cross-referencing

**1) The equation of the circle graph - where does it come from?****2) Sketch the circle graph****3) How will you know whether a specific point lies on the graph?****4) Determine the equation of the circle graph****5) Half circles****6) If the midpoint is not at the Origin**