Each of the four diagrams in Figure 7.30 shows lines in the same plane. Classify each of
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Each of the four diagrams in Figure 7.30 shows lines in the same plane. Classify each of the statements in Problems 46–51 as true or false.
The lines a1 and a3 are both intersecting and parallel.
Transcribed Image Text:
a. 50 93 120 a2 a b. b3 60 b -b
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