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Mathematics 13 Online
OpenStudy (anonymous):

Can some one help me on some geometry?

OpenStudy (anonymous):

What is the question? I can only say after seeing your question... :)

OpenStudy (anonymous):

OpenStudy (anonymous):

@waterineyes

OpenStudy (anonymous):

@iGreen

OpenStudy (anonymous):

@midhun.madhu1987

OpenStudy (midhun.madhu1987):

1 and 2 are co-interior angles. if their sum is 180, then line j is parallel to line k

OpenStudy (anonymous):

thank you @midhun.madhu1987

OpenStudy (midhun.madhu1987):

my pleasure :)

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