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Which shows a pair of angles that proves that lines a and b are parallel?(I will add on the other two options that were cut off in the picture)

Which shows a pair of angles that proves that lines a and b are parallel?(I will add-example-1
User Aashay Karekar
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1 Answer

18 votes
18 votes
Step-by-step explanation

From the diagrams, we see the straight lines a, b and l.

In the first diagram, we have:

From this diagram, we identify the opposite angle of 80° between lines b and l.

Because lines a and b have the same similar angle with line l, we conclude that this diagram shows a pair of angles that proves that lines a and b are parallel.

Answer

First diagram

Which shows a pair of angles that proves that lines a and b are parallel?(I will add-example-1
Which shows a pair of angles that proves that lines a and b are parallel?(I will add-example-2
User Baldeep
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3.3k points
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