Answer:
12
Step-by-step explanation:
1 liter=1000 ml
3 liter=3×1000=3000 ml
number of plants=3000/250=12
1/3•3.14•. r^2 •h
1/3•3.14•20^2•25
10466.6667
that rounds up to 10,467.
I could be wrong though!
hope this helps! :)
Answer:

Step-by-step explanation:
The value in 
The value in 
The value in 
I don't know what the first two blanks are asking for, but the last one should be Alternate Exterior Angles Property of Congruence (AEAPC).