Question 1093843
Solve triangle ABC using the Law of Cosines. Round to the nearest tenth.
side c = 62.5 cm
B = 20°
side a = 88.2 cm
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b^2 = a^2 + c^2 - 2ac*cos(B)
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I would use the Law of Sines to find 2nd angle.
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Notice that if B = 90 degs, it's the Pythagorean Theorem.