Line CD intersects with segment AB at E so that the measure of AE equals the measure of EB and angle CEB is a right angle. Kyle is creating a frame for a model car. He begins by piecing two rods together, as shown in the diagram. Justify why ∠AEC is a right angle. (4 points)

Definition of parallel lines

Definition of perpendicular bisector

Definition of complementary angles

Definition of adjacent angles

Me max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.