Please elaborate more on your question so I can help you
The radius is 9
The equation is
(x-h)^2 + (y-k)^2 = r^2
N the xy-plane above<span>, </span>O is the center<span> of the cirlce. In the </span>xy-plane above<span>, </span>O is the center<span> of the cirlce, and the </span>measure<span> of angle AOB is pie/a radians</span>
Answer:
x+√y
Step-by-step explanation: