C.
(I’m pretty sure but if I’m wrong I apologize in advance)
Answer:
AC
Step-by-step explanation:
The diameter of the circle is the length of a line that goes through the center and touches two points on the circle.
Therefore, AC is the correct answer because it is a straight line that goes through the center.
<em>I hope this helped! :)</em>
Answer:

Step-by-step explanation:
x² + 6x + 9 = 12 → x² + 6x - 3
Since this Quadratic Expression is unfactorable, apply the <em>Quadratic</em><em> </em><em>Formula</em>:


√48 = √[3 × 16] = 4√3
½[4√3] = 2√3
Then attach half of -6 to it as well [-3]:
-3 ± 2√3
I am joyous to assist you anytime.
15.25 percent of 900 will be 137.25 just look it up on google
Answer:
if the round trip to work is 10 miles (i cant tell how many because it says 4310 4 3 10 miles lol) then you would travel 30 miles in 3 days