Provides information about the importance of the message the body of the e-mail is entered he indicates that this message needs attention

describes the purpose of the message

place where file is added to an e-mail message

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Iguess parallel lines

When setting up a domain controller in a remote branch office

Hypothesis: volumes of both figures are equal.the volume of  figure 1 is: .the volume of figure 2 is: .since , you can conclude that and . so, .volumes of figures are equal only when an angle in the basis is right (then figures will be the same), in another cases volume of figure 1 is less than volume of figure 2.the hypothesis was not correct in all cases.