Consider the net of a triangular prism where each unit on the coordinate plane represents four feet. If a sheet of plywood measures 4ft times 8ft, how many sheets of plywood will a carpenter need to build the prism

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.