Which is true of the measures of the sides of the original square? each side of the original square is 4 times less than the scale model. each side of the original square is 4 times greater than the scale model. each side of the original square is the same as the scale model. each side of the original square is 4 feet less than the scale model.

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola 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? write your answer as a decimal rounded to the nearest tenth