Question

Help please!

Answer 1

@irishboy123

Answer 2

This is what I have so far. I'm not sure if i'ts correct.
Kinetic energy=1/2mv^2
½(800)28^2
½(800)784
½(627,200)
=313,600

Answer 3

you need to draw it first, that is what the question requires, and it is also the best way to find your bearings. i will read your stuff but in meantime do you see what the roller coaster looks like?

Answer 4

I just drew this. I'm not sure if it's right

Answer 5

@irishboy123

Answer 6

looks good to me
for future useage, this might be better