Parallelogram ABCD is shown. What is the area, in square units, of triangle ADC?

Bradley hikes 12 miles in 3 hours. in relation to bradley’s hike, which statement describes the expression

The quadratic function h(t)=-16.1t^2+150 choose the graph representation

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.