How much mat do i entail? my boyfriend and i are thinking about seeing how much hearth rug...

my boyfriend and i are thinking about seeing how much hearth rug we would need, bring im really confused with the square foot and everything. the size of the room is 9 x 10. i think approaching 9 and four inches by 10. something like that. and also where on earth i can find cheap carpet! HELP! :)
How do i combat wetness surrounded...
Answers:    homedepot hold those carpets by the roll... so anything size you prefer the can cut it for you... its also cheap
Can you confer me a few links to...
you need close to 90-100 square foot of carpet to spread the room i would get probably 95 sq foot just to be protected. and i'm not really sure were you can acquire cheap carpet. Homedepot have expensive carpetVery expensive don't go at hand