Answer:
C. 1
Step-by-step explanation:
We can see that each box in the grid is one unit.
We count one box to the right on the horizontal axis and 4 boxes down on the vertical axes to obtain the components of vector v.
See graph in attachment.
Therefore the components of vector v is

.
The length of the x component is 1 unit
Hence the correct answer is C.
< ABC is a straight angle
no right angles
no complimentary angles
< ABD and < DBC are supplementary angles
14x-3y=53 is the answer. I put one equation over the other since there are two of them that needed to be solved