If the length of an arc is 12 pie inches and the radius of the circle is 10 inches, what is the measure of the arc?

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

Put the equation in slope intercept form by solving for y

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables