If someone is angry and he knows where you live, it means that he can find you. So watch out.
If you mean that someone you don't know, labelled you as angry, then yeah of course it's okay to be upset by it. They have no right to label you as that if they don't know you. Even if you are angry, or come across as angry they still have no right unless they know you well enough. Even then it could still be upsetting.
No, perturbed does not mean angry. Perturbed typically means to be disturbed or unsettled by something or someone.
They are angry
Provoking someone is annoying them or making them angry in some way.
It means you have a real temper when you get angry. Or, when you get angry, you get angry enough to hurt someone, break things, throw things, etc.
We have no idea what you mean.
angry
Nothing- most of the time. It depends. Sometimes, when you live with someone for a long time, they can frustrate you, annoy you, and make you angry.
When you are really angry because someone killed your dog.
Shouting, insulting or swearing at someone in an angry manner.
when your really mad or angry that's the term you use
Yes, "cross" can also mean annoyed or angry, especially in British English. It is used to describe someone who is irritated or upset about something.