There are infinite black and white dots on a plane. Prove that the distance between one black dot and one white dot is one unit.

What can a word user do with the customize ribbon dialog box? check all that apply. minimize the ribbon add a new tab to the ribbon remove a group from a tab add a group to a tab choose which styles appear choose which fonts appear choose tools to appear in a group

Which email writing etiquette should ariel follow to let people know that she received their message? a. reply to their messages immediately b. use formal language c. specify the email's intent in the subject field d. be direct when writing the reply

The study of how to design software, solve problems such as computer security threats, or come up with better ways of handling data storage