Answer:
The radius of the base is 
Step-by-step explanation:
we know that
The volume of a cone is equal to

we have



substitute and solve for r


![r^{2}=864/[(3.14)(7)]](https://tex.z-dn.net/?f=r%5E%7B2%7D%3D864%2F%5B%283.14%29%287%29%5D)

The metric table goes: millimeters, centimeters, decimeters, meters, dekameters, hectometers, kilometers. To move up the table, move the decimal point one to the left. To go from millimeters to centimeters, your answer would be 8,340,000.0, which is 8,340,000. However, you want kilometers. This would be 83.4 kilometers. Hope this helps!
We are asked to find the number of combinations in which the 4 remaining flowers can be given to 4 flowers.
When she gives the next teacher a flower, there are 4 options. Next, there will only be 3 options since one flower was given away. Next there will be 2 options, and finally there will only be 1 flower left.
This means that there are:
4! = 4 * 3 * 2 * 1 = 24 ways to give the remaining flowers.
The answer is 24.
Okay so s semicircle hmm. Thats semi-of-a-circle. So half would be fine.
Then do the equation set up for area of a CIRCLE not s spere.
Answer:
29
Step-by-step explanation:3*10=30
1*1=1
30-1=29