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grade 10 · GEOM-005

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Two parallel lines are cut by a transversal. Why are alternate interior angles congruent?

given→parallel lines→?

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State exactly what is given in the diagram.

Choose an answerReflexive Property of Congruence.Triangle Sum Theorem.Alternate Interior Angles Theorem.Segment Addition Postulate.Definition of midpoint.

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Math Lab is a working name for Ready Rung's separate math-learning product. Guided success and independent evidence are reported separately.