Find the approximate value of the circumference of a circle with the given radius. use = 3.14. round your results to one more decimal than in the given radius. 4 inches c = a. 12.5 inches b. 12.6 inches c. 25.1 inches d. 25.2 inches

Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas is (0,-12). the y intercept of the second parabola is (0,-24) what is the positive difference between the a values for the two functions that describe the parabolas