Traingle PQR is shown below a rotation of 180 about point M followed by a dilation centered at M with scale factor 2 is applied to the plane what is the measure of angle R’ in the resulting triangle of P’Q’R’

Will give brainliest what is the value of x? enter your answer in the box.

Find the value of x for which abcd must be a parallelogram -9-6x x-30

Lems1. the following data set represents the scores on intelligence quotient(iq) examinations of 40 sixth-grade students at a particular school: 114, 122, 103, 118, 99, 105, 134, 125, 117, 106, 109, 104, 111, 127,133, 111, 117, 103, 120, 98, 100, 130, 141, 119, 128, 106, 109, 115,113, 121, 100, 130, 125, 117, 119, 113, 104, 108, 110, 102(a) present this data set in a frequency histogram.(b) which class interval contains the greatest number of data values? (c) is there a roughly equal number of data in each class interval? (d) does the histogram appear to be approximately symmetric? if so,about which interval is it approximately symmetric?