0.99999696 is your answer I am pretty sure.

So y=2x is the only answer that fit y=kx, while k=2
Answer:
777
Step-by-step explanation:
Answer:
x²+y²=36
Step-by-step explanation:
any circle with center at (0,0)
has the equation of the form
x²+y²=r²
here r is radius r=6
so the answer