71. Transform a triangle A (6,4), B(3,6), C(-1,3):
Rotate it 90* CCW, then reflect across y = -1
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Mr. roseanne will buy 12 1/2 pounds beef for for a cookout. the price for the first 3 pounds of beef is $4.99 per pound. after that, the price is $4.49 per pound. how much will mr.roshan pay for the beef