Answer:
4.92125984
Step-by-step explanation:
It’s C because it works and it should help you get it right
Answer:
Step-by-step explanation:lol what do u need help on
Answer:
A. The vertical distance of a roller coaster from the ground changes with respect to its horizontal distance from the beginning of the ride.
The magnitude of a vector is simply the<span> Pythagorean Theorem!
</span>

a=8, b=-6

magnitude = 10
Unit vector: (8/10, -6/10).
Divide by 10!(magnitude)