Biggest derp moment. Sy and other people who did CSSA trial.
You know the circle geometry. They were 2 circles overlapping each other with cylic quads within them. one of the questions were to prove another set of points were cyclic. so I got lazy and didn't draw the diagram, so I worked off...
+1
Ok that makes me confident. Also by nature, in writting fast there.are obviously going to be spelling mistakes, how much of an influence will this have, ie can these pull you off the top mark ie 15 or 20, or affect you mark otherwise?