Answer:
Step-by-step 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
<em>Find out the distance AD</em>
we have
substitute in the formula
<em>Find out the distance AB</em>
we have
substitute in the formula
The area of rectangle is equal to