A (-5, 6)
B (-5, 2)
C (-9, 2)
D (-9, 6)
As it is just a rotation around the origin by 180, you can just change the sign in front of the numbers :)
Complementary angles are those angles whose sum is 90 degree.
The measurement of two complementary angles are

There sum have to be 90 degree. That is

Combining like terms ,

Moving 20 to right side

Dividing both sides by 5

So the measurement of the angles are

Answer:
66
-30
___
36
Step-by-step explanation:
The answer is 36 do 66 minus 36.
Answer:
For this question there appears to be absolutely no association. The points are all over the place and there is not consistent factors at play here.