This depends hiw much you trust him. They might be just friends. They also could be more, but its all about how much you trust eachother. If you have met her, then I would believe him. If you haven't, there might be more to it but in the current times, I know divorced people living together because of economic issues. In that situation, I say like the person before. Trust.
just say we are friends
No sex.
She just doesn't like you enough to date you. It doesn't mean she wants to be friends.
It just means she wants be friends and really isn't interested in anything more with you.
She just wants to be friends. Nothing more, nothing less.
What a girl means by that is that she just wants to be friends, I guess.
neither one
punch him
You could just stay calm, and just be friends. At least if you are friends, you could still talk to her.
Means that she just wants to stay friends.
It's a physiological thing. When one girl says, "I have to pee", your brain says "You have to pee too". You just suddenly get the urge to pee.
Try and find out if she likes you back first- maybe ask a few of her friends. Then just ask her out in private and if she says no, carry on like normal.