Center c and a scale factor of 2
Ay/x = cz
Multiply 'x' to both sides:
Ay = czx
Divide 'A' to both sides:
y = (czx)/(A)
Only 6/36 and 5/30 are proportional here, as they both are equal to 1/6 in their simplest form
In short, Your Answer would be Option B
Hope this helps!
The line from the center of the circle to the outside is called the radius