Answer:
8.944
Step-by-step explanation:
To find the missing Length, Use Pythagorean Theorem!





so it is approximately 10 but not quiet
hope this helps
Answer:
Step-by-step explanation:
adding 320,294,265 and 301=1180
4 divided by 1180=answer 295
Answer:
The kinetic energy is 20,000\ J
Step-by-step explanation:
The kinetic energy of a body is defined as:

Where <em>m</em> is the mass of the roller coaster car
<em>s</em> is the speed and <em>k</em> is the kinetic energy
We know that 

Then the kinetic energy of the roller coaster car is:

25a-5a
Hope this helps!!!!