Answer:

Explanation:
we know that
The area of rectangle is equal to

The coordinates of vertices are

using a graphing tool
Plot the coordinates of rectangle to better understand the problem
see the attached figure
the formula to calculate the distance between two points is equal to

we have that

Find out the distance AD
we have

substitute in the formula



Find out the distance AB
we have

substitute in the formula



The area of rectangle is equal to

