If you plot the distance a train travels as a function of time and get a straight line, you can then find the slope of that line. the slope of that line is the of the train.
a. acceleration
b. position
c. average speed

Can some one me with these questions

Consider a cube that has sides of length l. now consider putting the largest sphere you can inside this cube without any point on the sphere lying outside of the cube. the volume ratio -volume of the sphere/ volume of the cube is 1. 5.2 × 10−1 2. 3.8 × 10−1 3. 1.9 4. 2.5 × 10−1 5. 3.8

How would you find the height of points on the circle? the topic is trigonometry.