Ask your own question, for FREE!
Geometry 18 Online
OpenStudy (anonymous):

what does supplementary mean?

OpenStudy (anonymous):

Completing or enhancing something.

OpenStudy (e.mccormick):

Two angles that add together to 180 degrees.

OpenStudy (e.mccormick):

In contrast, complementary angles add up to 90.

OpenStudy (anonymous):

yes thats also correct^^

OpenStudy (e.mccormick):

Well, in math is is generally the angles. If it was the English forum, I would have a very different answer.

OpenStudy (anonymous):

it mean its always 180 degree.

Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!
Can't find your answer? Make a FREE account and ask your own questions, OR help others and earn volunteer hours!

Join our real-time social learning platform and learn together with your friends!