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Measurement Dietrich draws a line on the blackboard whose length is given by
the expression 1 mm + 1 cm + 1 in. + 1 ft + lyd + 1 m. What is the length of
the line in millimeters?

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