hellen raised 12$ for the food bank last year and she raised 6 times as much money this year how much money did she raise this year

think the answer would beb

~dasgupta/mathbook/append17dec2k8.pdf

correct answer was 0.5

arc length = radius * x ( in radians)

6 * pi = 18 * x

divide by 18 on each side

6 pi / 18 = x

pi/3 = x

the angle is pi / 3 radians

or   60 degrees