Use the properties of parallel lines to solve the problem.Line m is parallel to line n. If ?6 = 123°, find the measure of each angle.
A. ?5, ?7, ?8 all measure 123°; ?1, ?2, ?3, ?4 all measure 57°
B. ?2, ?4, ?8 all measure 123°; ?1, ?3, ?5, ?7 all measure 67°
C. ?2, ?4, ?8 all measure 123°; ?1, ?3, ?5, ?7 all measure 33°
D. ?2, ?4, ?8 all measure 123°; ?1, ?3, ?5, ?7 all measure 57°
Answer: D
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A. 
B. 
C. 
D. 
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. Select a possible graph f that passes through the point P.f'?f"
?
A. 
[NOTE: Graph vertical scales may vary from graph to graph.]
B. 
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C. 
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D. 
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