Algebra Find the values of the variables for which ABCD is a parallelogram.
3.
D
A
(2x + 10)
+ 20°
(2x – 10)
B
с

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