The perimeter of the rectangle is 28 units. what is the value of w?

1,,2 3 4    (any number that   added to another the result is 14 

Step-by-step explanation:

W +L=14

W                        L

1                          13

2                        12

3                         11

4                        10

5                        9

6                        8

the answer is (4,3)

since the rule for r0, 90º is (-y,x) and it was already applied to form the image, all you have to do is reverse the answer using this formula.