Answer: Second option.
Step-by-step explanation:
The slope of a line can be calculated with this formula:
Then, you need to choose two points of the line shown in the graph and substitute them into the formula for calculate the slope:
Let's pick the points (-4,4) and (4,-2).
Substituting:

Simplifiying, you get that the slope of the line in the graph is:

The answer to your question is option b because opposite angles in a quadrilateral are equal to one another
Answer:
21-6=15
Step-by-step explanation:
Answer:
I can't see the picture
Step-by-step explanation:
Answer:
16
Step-by-step explanation: