Answer:
5.15
Step-by-step explanation:
Answer:
C) 84
Step-by-step explanation:
They both are 180 degrees.
One possible difference is that a straight angle is just a single angle measuring 180 degrees, while a linear pair supplementary angle are pairs of adjacent angles that add up to 180 degrees.
Step-by-step explanation:
Recall that

Therefore,

so


Answer:
(
−
5
,
1
)
Step-by-step explanation:
Use the midpoint formula to find the midpoint of the line segment.