Talk:Drawing right, acute, and obtuse angles/@comment-25304012-20151011144245/@comment-24808864-20151011191310

Also, here is a link to a page that analyzes the reliability of wikipedia and uses 236 professional references. This is more sound then the opinion of a single teacher.

https://en.wikipedia.org/wiki/Reliability_of_Wikipedia

But don't take my word for it, do you own research. Just don't believe everything you are told. Be your own person.