Answer:
<h2>r = 10</h2>
Step-by-step explanation:
The equation of a circle in standard form:

(h, k) - center
r - radius
We have the equation:

Therefore we have
the center (0, 0)
radius r = 10
Answer:
Yes
Step-by-step explanation:
(x,y)
y = 1
x = 1
We can see that y = x (and x = y but meh)
Answer:
410? I don't know. Sorry if it is wrong.
D it is unlikely hope it helps
They don't come out even.
As rounded decimals, the two numbers are
<em>5.54138...</em> and <em>-0.54138...</em>