Ask your own question, for FREE!
Mathematics 8 Online
OpenStudy (anonymous):

what is cosine

OpenStudy (anonymous):

in every 90- triangle,like this: |dw:1379506265468:dw| \(\sf \Large \cos \theta = \frac{ BC }{ AC }\)

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!