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OpenStudy (anonymous):
I need help on proving lines parallel..?
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OpenStudy (aripotta):
this states all the theorems/postulates/converses that you can use to prove them parallel http://www.cliffsnotes.com/study_guide/Testing-for-Parallel-Lines.topicArticleId-18851,articleId-18780.html
OpenStudy (anonymous):
|dw:1348453848942:dw|
OpenStudy (anonymous):
idk how to do fractions /:
OpenStudy (aripotta):
wait...are you solving for x? or proving them parallel?
OpenStudy (anonymous):
it said find the value of x so that l || m
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OpenStudy (aripotta):
|dw:1348454113305:dw| ok, so if they were parallel, angles a and b would be corresponding angles and they would be congruent. so 90 = x/2-3
OpenStudy (anonymous):
|dw:1348454155511:dw|
OpenStudy (aripotta):
oh wait hold on, not corresponding angles
OpenStudy (aripotta):
...is that the transversal, or the first one?
OpenStudy (anonymous):
theyre alternate
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OpenStudy (anonymous):
wait which lol
OpenStudy (aripotta):
lol. which transversal is for your question?
OpenStudy (anonymous):
|dw:1348454310743:dw|
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