Answer:
7
Step-by-step explanation:
(x-2)^2
x^2-4x+4
-3^2-4(-3)+4=7
Answer:
2
Step-by-step explanation:
Look here!
One pair of supplementary angles is angle RUP and angle RUS. See figure 1 (attached image below). These two angles combine together to form a straight angle. By definition, supplementary angles add to 180 degrees.
Another pair of supplementary angles is angle QUS and angle TUS. See figure 2 (attached image below). These angles form the straight line ST.
There are other ways to form a straight line with two angles.