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- 13:14, 3 August 2016 (diff | hist) . . (+1,800) . . N 1977 AHSME Problems/Problem 30 (Created page with "<math>\textbf{\Large Bashy trig}</math> <cmath> </cmath> By the law of cosines we can get the following expressions for <math>d^{2}</math> and <math>b^{2}</math>: <cmath>d^{2...")
