Answer:
6
Step-by-step explanation:
Chords within a circle are proportional. Proportional means that they form equal ratios. To solve for y, set up a proportion.
The ratios we will create will be
where each long and short form an angle.
So write:

To solve, cross multiply numerator with denominator.
12(4) = 8(y)
48=8y
6=y
<span>the answer is b. π(10^3) – π(4^3)</span><span> </span>
Number 2 is x> -2 hope this helps a little
The answer of question 23 is 24