Answer:
Step-by-step explanation:
In short, the answer is choice D. It cannot be determined. There isn't enough informatioIn short, the answer is choice D. It cannot be determined. There isn't enough information. n.
Answer:
The volume is 
Step-by-step explanation:
we know that
The volume of the sphere is equal to

we have
----> the radius is half the diameter

substitute the values

Answer:
20a (less than or equal to) 28a
Step-by-step explanation:
PEMDAS
2a + 3= 5a
4*5a=20a
2. a+1=1a
-3*1a=-3a
-3a+31= 28a
Answer:
408
Step-by-step explanation:
You would set up a proportion of 1/12 = 34/x. You would do the butterfly method and get 1x=408. Then divide 408 by 1 to get 408.