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Chapter 3: Q4. (page 111)
The line not shown, does not intersect the line . Must line role="math" localid="1650002977858" and be parallel?
No,the linesand must not necessarily be parallel.
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If find
Complete each statement with the word always, sometimes, or never.
Two lines in the plane of the floor are _?_skew.
Classify each pair of angles as alternate interior, same side interior
or corresponding angles
and 
Alan tried to prove Postulate 10 as shown below. However, he did not have valid proof. Explain why not.
If two parallel lines are cut by a transversal, then corresponding angles are congruent.
Given ; transversal cuts and
Prove:
Statement | Reason |
1. | Given |
2. | If two parallel lines are cut by transversal then alt. int. are |
3. | Vert. are |
4. | Transitive Property |
Use two lines of notebook paper as parallel lines and draw any
transversal. Use a protractor to measure
Measure one pair of corresponding angles. Repeat the experiment with another transversal. What appears to be true?
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