I need help with this question please! Thank you! Mathematics Assignment Help

Rectangle ABCD with coordinates A(1, 1), B(4, 1), C(4, 2), and D(1, 2) dilates with respect to the origin to give rectangle A‘B‘C‘D‘. If   = 6, what is the scale factor of the dilation?

a) 6

b) 3

c) 2

d) 

e) 4

Members of a
freshmen orientation class take a time management test.  Their average time management score is 82 and
the standard deviation for their scores is 6. 
Using the formula σM what
will σM be when

<p class="MsoListParagraphCxSpFirst" style="margin-left:.75in;mso-add-space:auto;
text-indent:-.25in;mso-list:l0 level1 lfo1″>a.   
the sample size is 25

<p class="MsoListParagraphCxSpMiddle" style="margin-left:.75in;mso-add-space:
auto;text-indent:-.25in;mso-list:l0 level1 lfo1″>b.   
the sample size is 36

<p class="MsoListParagraphCxSpLast" style="margin-left:.75in;mso-add-space:auto;
text-indent:-.25in;mso-list:l0 level1 lfo1″>c.   
the sample size is 49

A person walks 13.0° north of east for 4.00 km. How far due north and how far due east would she have to walk to arrive at the same location?