A would be your answer I believe
Answer:
Angle A = 53
Step-by-step explanation:
All triangles add up to 180 so...
Lets use x to describe angle A
100+27+x=180
127+x=180
x=53
I'm confused what its asking about b and c but hope this helps a bit :)
Answer:
75
Step-by-step explanation:
Answer:
,
and 
Step-by-step explanation:
The vector equation of the line is:


The parametric equations of the line are:
and 