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Mathematics, 14.04.2020 19:42 MCMarioandLuigi

Mary is explaining the angle relationship of the interior angles of triangles to a coworker. She states that the angles should always add up to 180°. How can Mary prove that this is true? (Hint: Imagine taking the angles and putting them side by side.)

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Mary is explaining the angle relationship of the interior angles of triangles to a coworker. She sta...
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