This type of question is a brain imaging exercise. Notice that when the sides of the box are flattened, each edge of the bottom will be extended two units of length on each end, or four units of length altogether. The only picture that correctly portrays the result is the last, or choice E.
State the minimum number of colors and then prove the assertion for the vertices of a K6 graph. ... READ MORE
New Help Center-Knowledge Base
In addition to our Customer Support through Live Chat, Facebook message, and our comprehensive FAQ page, we now have a Help Center/Knowledge base where users can research answers to many common questions and solve many common issues.
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