Alocal adventure club organizes a hike. to reach the trail, the club organized 5 cars and 2 vans. each car had an equal number of people and van each had an equal number of people. if a represents the number of people in cars and b represents the number of people in vans, write the expression showing the total number of people that went on the hike.

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.

1. are the corresponding angles congruent 2. find the ratios of the corresponding sides 3. is triangle jkl congruent to triangle rst? if so what is the scale factor

Find the slope of the line passing through a pair of points