A window manufacturer wants to design a set of windows for the top of his two story-wall. If the window is designed with 4 squares and 2 semicircles on each end, and if the length of the span of the windows across the bottom is 16 feet, approximately how much glass will be needed to complete the set of windows? (Rounded to the nearest hundredth place. Use 3.14 = pi) Show your work. Include all formulas.

If g(x) = x+1/ x-2 and h (x) =4 - x , what is the value of ( g*h) (-3)?

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.

Apatient is to be given 35 milligrams of demerol every 4 hours. you have demerol 50 milligrams/milliliter in stock. how many milliliters should be given per dose?