Mathematics, 13.07.2019 21:30, sarahgilbert8677

Given b = 12, c = 15 and a = 60° in triangle abc, use the law of cosines to solve for a. fill in the blank(s) to complete each step. round your answer to the nearest hundredth. a2 = a0 + 152 - 2a1(15) cos a2°a2 = 144 + 225 - 360(a3)a2 = a4a = a5

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Given b = 12, c = 15 and a = 60° in triangle abc, use the law of cosines to solve for a. fill in th...