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
Answer: C is your answer.
Step-by-step explanation:
Answer:
1/2
Step-by-step explanation:
For each two units that this line moves to the right, it rises one. This means that it has a slope of 1/2. Hope this helps!
Answer:
138.16 m
Step-by-step explanation:
Circumference=2πr
r=22
C=2·3.14·22
C=138.16
Twelve and three hundred and seventy five thousandths.