the ratio that is equal to 10:85 is 20:170 because if you multiply both sides by two you get 20:170
Divide the second amount by five to find out how much it costs at the second farmers market to get 1 pound of bananas.
5/5=1
4.50/5=.9
.9>.8 so the first farmers market had a better deal.
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Answer:
1 -√2
Step-by-step explanation:

tan(7π/8) = 1 -√2