it Is recommended that you don't spend over 20% of your annual salary on housing. if I make $55,000 a year what should I budget be on housing?

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.

Find the distance from the theater to the library. leave your answer in simplest radical form if necessary. 12 √12 74 √74

Find measure angle 1 and measure angle 3 in the kite the diagram is not drawn on the scale