Answer:
Options A-C-F
Step-by-step explanation:
we know that
<em>The circumference of a circle is equal to</em>
or 
where
D is the diameter and r is the radius
therefore
or 
The number pi is the ratio circumference - diameter or is the ratio circumference - 2 times radius
<em>The area of the circle is equal to</em>

therefore
The number pi is the ratio Area - radius squared
If the series is A B C D then the next one is E
Answer:
2,3,4,5,6,7,8,9,10,...29
Step-by-step explanation:
Answer:
the top answer.............