In the figure below, if angle D measures 43 degrees, what is the measure of angle A?
43 degrees
47 degrees
137 degrees
140 degrees

The means and mean absolute deviations of the individual times of members on two 4x400-meter relay track teams are shown in the table below. means and mean absolute deviations of individual times of members of 4x400-meter relay track teams team a team b mean 59.32 s 59.1 s mean absolute deviation 1.5 s 245 what percent of team b's mean absolute deviation is the difference in the means? 9% 15% 25% 65%

7. the area of the playing surface at the olympic stadium in beijing isof a hectare. what area will it occupy on a plan drawn to a scaleof 1: 500?

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4