K is the constant of proportionality also the same as slope.
You can see the commonality in the equations
y = kx
y = mx + b
The difference is that is a direct proportion the line will always go through the origin so the b will be zero.
The answer is B.
180-2(55)-x=0
180-110-x=0
70-x=0
-x=-70
x=70°
Answer:
464
Step-by-step explanation: