I write this with complete deference to www.nixthetricks.com. I will rationalize my use of these dirty, horrible tricks by saying that this notation is completely arbitrary and does little for mathematical conception. I'm a math teacher so I like it, but for the average 10 grade Geometer, I'm not sure these subtle differences in notation have much real meaning.
How do you get a kid to recognize that measures are equal and angles are congruent? MEQUALS! If you use an EQUALS sign, you need to put an M on the front. MEQUALS.
Shameless, I know.
If one of them wears a hat, they all wear hats. BOOM.