Four cylindrical barrels each have a capacity of 100L. but have different diameters and heights. determine the hight of the barrel for each diameter. calculate the total surface area and determine the most efficient cylinder a.40cm
b.45cm
c.50cm
d.55cm

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (-4, 0) and (6,0). the y-intercept of thefirst parabola is (0, –12). the y-intercept of the second parabola is (0-24). what is the positive difference between the avalues for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth.