3.1.2 Angles, Parallel Lines, and Transversals - Practice (continued)
5. Identify the theorem or postulate that is related to the measures of the angles in the pair, and find the unknown angle measures. m ∠ 1 = (30 x − 30) °, m ∠ 5 = (40 x + 70) °
6. Identify the theorem or postulate that is related to the measures of the angles in the pair, and find the unknown angle measures. m ∠ BDC = (11 x + 25) °, m ∠ ACD = (4 x + 5) °
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