*Two congruent rhombi share the point of intersection of their diagonals. Shorter diagonals are perpendicular to each other. Prove that the line joining the point of intersection of the diagonals and the midpoint. PEEEAASSE! NEED ANSWER QUICK! 50 POINTS AND BRAINLIEST

Which of the following answers is 7/9 simplified? 7/9 2/9 11/9 2/7

We just started the introduction into circles and i have no idea how to do this.

Someone answer asap for ! 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.