1. A rectangular piece of cardboard that has dimensions 20 cm x 10 cm will be formed into an open top cardboard box. The corners of the piece of
cardboard in the shape of a square will be removed. If the desired volume of the
cardboard box is to be 144 cm. what will be the dimensions of the cardboard box?

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.