
This then means,

which is the pythagorean trig identity. This concludes the proof.
Therefore, if
, then 
Y=11x+4. formula: y=mx+b. insert the number of tickets where x is times 11 then add 4 to your total
None
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Well what’s the base and what’s the height and then times then
7) 29/9; repeating
8) 301/20; terminating
9) -101/20; terminating