The awnser should be either 6 or 20
Each friend will get 3 and 1/3 of a pack of baseball cards
Ah... good ol' square roots...
Whenever you take the square root of multiplication or division, you can do the square roots separately. So, we can write:

This nifty truth allows us to easily find the answer:

All done!
Step-by-step explanation:
Area of a circle is pi times r-square

So...

<em>Do the rest yourself, my calculator and pen are not </em><em>handy</em><em>.</em><em> </em><em>Sorry</em>
Answer:
the height depends on launch speed and body weight
Step-by-step explanation: