Trip and dodge

[Trisagon]

Hi guys, i got a question for you! I read a lot this forum and i often find thing like "tripping weapon bonus stack with bmc when tripping (ie +5 whip)", or dodge bonuses always stack. I cant find them in any book, can you point me the pages please?

[Chess Pwn]

http://www.d20pfsrd.com/basics-ability-scores/glossary#TOC-Bonus

http://www.d20pfsrd.com/equipment---final/weapons

I Don't know the pages, but here's the webpages with the info you want.

[Trisagon]

Thanks a lot, that was what i were looking for