Mathematics, 20.03.2020 11:56, joshWash

Plzzz help! I don't know how to do this! Due in 10 minutes! △ABC has vertices A(−1, 6), B(2, 10), and C(7, −2). Find the measure of each angle of the triangle. Round decimal answers to the nearest tenth.

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Plzzz help! I don't know how to do this! Due in 10 minutes! △ABC has vertices A(−1, 6), B(2, 10), an...