A rectangular room is three times as long as it is wide, and its perimeter is 40 meters. Find the width of the room.
1 answer:
You might be interested in
Answer:
Step-by-step explanation:
I don't see a diagram, so I'm assuming that <em>r</em> is the radius and <em>x</em> is the height of a right circular cylinder (like a soup can).
The volume of the cylinder can be found from the formula
using the variables in your problem, this is
Plug in the given values for <em>r</em> and <em>x</em>.
If you need an approximate decimal value for the volume, use a value of pi (ask your teacher how accurate it should be).
Example: Using pi = 3.1416,
You might be asked to round that answer, say to 5322 cubic units.