Answer:
54π
Step-by-step explanation:
To find the volume of a cylinder, you multiply the area of the base times the height.
The formula for the area of a circle is πr², so the base is 9π units².
Multiplying that by the height (6 units) gives you 54π units³.
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:

Answer: the answer is c or d, im not exaclty positive but i want to say the answer is d.
Step-by-step explanation:
Okay so 165 kids
10 for 1 instructor
just divide 165 by 10 ?
Answer:
Square is 90 degree angle
Step-by-step explanation: