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Mathematics 10 Online
OpenStudy (fuzzybird):

HELP! Algebra, again. Will medal!

OpenStudy (fuzzybird):

OpenStudy (fuzzybird):

and also

rebeccaxhawaii (rebeccaxhawaii):

google the words

OpenStudy (fuzzybird):

huh?

OpenStudy (denonakavro):

For the first question they would be alternate interior angles, because they are equal and in the inner side. Check here : https://www.mathsisfun.com/geometry/alternate-interior-angles.html

OpenStudy (denonakavro):

3 and 7 should add up to 180 degrees which is called .... (supplementary or complementary) ?

OpenStudy (fuzzybird):

supplementary. @denonakavro thank you.

OpenStudy (denonakavro):

Yes... awesome

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