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Mathematics 8 Online
OpenStudy (anonymous):

help please...

OpenStudy (anonymous):

|dw:1329346553068:dw| what is the relationship between 3 and 8??

Directrix (directrix):

If the lines are parallel, the two angles are supplementary.

OpenStudy (anonymous):

thank you............

OpenStudy (anonymous):

and the lines are parallel

Directrix (directrix):

Ok. The angle that <8 is vertical with is a same-side interior angle with <3. Vertical angles are congruent, making angles 8 and 3 supplementary.

OpenStudy (anonymous):

okay

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