To whom are intranet resources available?

Everybody who's computer is networked to this intranet, ie., the Local Area Network. Computers outside the LAN do not have a route to the intranet, they cannot get across the router/firewall/proxy or whatever connects the LAN to the internet.

What are the choices?

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.