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grade 10 · GEOM-002

Reason with a transversal

Distinguish congruent angle pairs from supplementary same-side pairs.

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Show what I knowFresh problem · seed 1246762012

Two parallel lines are cut by a transversal. One angle measures \(78^\circ\). What is the measure of its same-side interior partner?

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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.