i just bought 4 tickets in section GAFLOOR ROW; GA SEATING GA,GA Is this a section that i have to be standing ? with no chairs ?

Yes, the floor area has NO SEATING

Bruh I bought floor tickets and my friend bought general admission for cheaper and he was next me in the front the whole time...

Yes

Standing

Yes GA is the whole bottom floor, standing room no chairs

Yes so you better get there with plenty of time to spare. It's first come first serve when it comes to where you'll be standing

Yes all standing