The sum of the angle measures of a quadrilateral is 360. Right and solve any Quetion to find the value of X

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.

What is the area of the shaded sector?

What is the perimeter of an isosceles triangle with each leg measuring 2x+3 and the base measuring 6x-2?