a point has infinite angles.
it is not always exterior + interior angle = 180 degree
neither is it always sum of all exterior angle = 360 degree
but usually both are always tested in the exam.
i mean sec sch exam. lolx.

if i'm clever, nobody is stupid.
if i'm clever, my study would not be in deep shit now.
only not so clever ppl will think that i'm clever because they have the illusion that i'm clever when i'm not clever.

p.s.: only nt clever ppl will think that other ppl is clever. and that is me. seriously speaking, there are many clever ppl around me. becuz of tis fact, they make me stupid. hahaha.