Answer:
144cm^2
Step-by-step explanation:
The 10 in the shape is the altitude, but we don't need that for the area.
The area of a parallelogram is base times height.
The base in the figure is 18 and the height in the figure is 8.
So all we do is multiply 18 by 8 to get 144.
The point-slope form:

We have the points (-5, -2) and (1, 2). Substitute:

Answer:
3.2
Step-by-step explanation: