Solve the triangle if `a = 42` mi, `b = 65` mi and `c = 76` mi.
`\angle A` °
`\angle B` °
`\angle C` °

Assume `\angle A` is opposite side `a`, `\angle B` is opposite side `b`, and `\angle C` is opposite side `c`.
Enter your answer as a number; answer should be accurate to 2 decimal places.

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