Answer:
i think it's B or C if i'm wrong i'm sorry
Step-by-step explanation:
Step-by-step explanation:
If we convert

to a Cartesian equation,





So we have a circle with center (-5,0), with a diameter of 10.
Answer:
AB=30
AC=22.5
Step-by-step explanation:
8/15=12/x
x=22.5 (AC)
8/15=16/x
x=30 (AB)
How many do you want me to answer? I will answer in the comments :)