True - specifically, that parallelogram could be a parallelogram, rhombus, rectangle or a square.
The given points are the vertices of the quadrilateral

By Green's theorem, the line integral is


1 2/3 = 5/3
Divide fraction, multiply reciprocal
5/3 * 8/1 = 40/3
Change f(x) to a y and switch places with y and x as below.

Solve the equation for y

Multiply each term by the reciprocal of


Distribute

Change y to
