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If you're trying to get out of doing the basic trig, you're making it overly complicated. But again, I'd recommend a google search of something like "java rotate image" to get started. Then if you...

To figure out the direction the hand should point, the easiest way to do that is to use some basic trig.

I'm not sure what you mean when you ask "what kind of graphics to I need put (GIF)(Graphics...