SOLUTION: Quadrilateral ABCD has coordinates A(1,6), B(7,-2), C(-1,-8), and D(-7,0). Quadrilateral EFGH has coordinates E(-6,7), F(4,7), G(4,-3), and H(-6,-3). Use coordinate geometry

Algebra ->  Parallelograms -> SOLUTION: Quadrilateral ABCD has coordinates A(1,6), B(7,-2), C(-1,-8), and D(-7,0). Quadrilateral EFGH has coordinates E(-6,7), F(4,7), G(4,-3), and H(-6,-3). Use coordinate geometry       Log On


   



Question 814354: Quadrilateral ABCD has coordinates A(1,6), B(7,-2), C(-1,-8), and D(-7,0).
Quadrilateral EFGH has coordinates E(-6,7), F(4,7), G(4,-3), and H(-6,-3).
Use coordinate geometry to determine if these two quadrilaterals are congruent. If they are not congruent, state the reason.

Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
their edge lengths are 10 and their diagonals are 10sqrt(2) and their angles are the same