They do different things. Wikipedia is more like an encyclopedia with articles on different subjects. Answers/WikiAnswers is a specific question-and-answer site. There is some information that might be the same, but this is a site where you can ask questions you can't find the answer to anywhere else.
no Wikipedia is not
No, it is in no way associated with wikipedia other than by its name. Wikianswers.com is owned by Answers Corporation.
No, it is in no way associated with wikipedia other than by its name. Wikianswers.com is owned by Answers Corporation.
I think myself that Answers.com is better than Yahoo! Answers, but it is really not.
Yes
yahoo answers, 1st class answers, and sometimes wikipedia
Is there a better website than google.com
yes, google is alot better than wikiask and wikipedia and Answers.com
wikipedia: UHDV
Wikipedia an encyclopedia with no questions and answers, and Answers.com Reference Answers has questions and answers.
Both are useful. Wikipedia is useful if you know what subject to look for. Wikinswers is useful if you have a question and don't know where to look for an answer. Many answers on WikiAnswers refer to Wikipedia pages.
I think myself that Answers.com is better than Yahoo! Answers, but it is really not.