Answer:
<h2>4 bilion = 4 × 10⁹</h2>
Step-by-step explanation:
The scientific notation:

where

4 billion:
in USA: 4,000,000,000
in Europe: 4 000 000 000 000

Yes because it is just milk and a substance in the milk
The ratio is 1:2 meaning you would divide the 4320 by 2 to get the smaller prisim.
4320 ÷ 2 = 2160 cm^3
Supplementary is when it is a straight line that is equal to 180 degrees and complementary is a right angle which is 90 degrees