1. When Charlie applies the brakes of his car, the car slows uniformly from 2.5 m/s to 0.0 m/s in 5.50 s. How many meters before a stop sign must he apply the brakes in order to stop at the sign?

i guess that visual aids present persuasive examples to what you are presenting, some factors would be theme (does it fit with the color, information, what you are presenting), size (can you see it, is it a big enough span of data/information), and overall look of the visual aid.

hope this : )

50 inches should be the resultant vector