Certainly, you should choose a title which states what the information in the pie graph is all about. It would also be good to give some indication of what each piece of pie represents; easily done by using coloured pencils with a "table" telling what each coloured section represents.
A pie graph does not have an axis.
a pie graph shows percentages and a bar graph shows numbers and amounts
A pie graph is used when representing portions of a whole.
175% would be a pie graph and then 3/4 of another one. See the related link, "175% pie graph" for a picture.
no
A pie graph does not have an axis.
On a pie graph
not a pie graph or pie chart
A pie graph is used to show the proportions of a whole.
a pie graph shows percentages and a bar graph shows numbers and amounts
They are the same thing, so it really doesn't matter. I usually say graph, but whatever is easiest to you.
Pie chart, of course!!
A pie graph is used when representing portions of a whole.
pie graph
3.14 of pie
It's a Pie graph or Pie Chart are two other common names for a circle graph.
175% would be a pie graph and then 3/4 of another one. See the related link, "175% pie graph" for a picture.