Answer:
Step-by-step explanation:
slope of line perpendicular to x=1 is zero
eq. of line perpendicular to x=1 passing through (1,6) is
y-6=0(x-1)
or y-6=0
or y=6
to find the point of intersection of y=6 and y=2x
2x=6
x=3
so center is (3,6)
radius=√[(3-1)²+96-6)²]=2