Find the radian measure of angle 0 if s=2 and r=4

To find the radian measure of angle 0, we can use the formula:

0 = s/r

Given that s = 2 and r = 4, we can substitute these values into the formula to get:

0 = 2/4

Simplifying, we have:

0 = 1/2

So, the radian measure of angle 0 is 1/2.