On a number line, the coordinates of x, y, z and w are -7, -5,3, and 7, respectively. find the lengths of the two segments below. then tell whether they are congruent.
xy and zw
the length of xy is (type an integer or a decimal.)
the length of zw is type an integer or a decimal.)
are the segments xy and zw congruent?
-νο
-yes

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?

What is the percentile for data value 6 in the following data set? 4 13 8 6 4 4 13 6 4 13 2 13 15 5 9 4 12 8 6 13 40 25 35 62

Which shows one way to determine the factors of 4x3 + x2 – 8x – 2 by grouping?