Graphs

You can include graphie and graphie-helpers to draw graphs. We're still working on documenting all the methods that you can use to generate graphs, in the meantime you can find a full list in these files:

• https://github.com/Khan/khan-exercises/blob/master/utils/graphie.js#L161
• https://github.com/Khan/khan-exercises/blob/master/utils/graphie-helpers.js