

Coordinate GeometryUsing the coordinate plane in proof
Coordinate Proof 1
Prove that $$ XY \perp XC $$Remember your lesson on perpendicular lines . Coordinate Proof 2 Prove that ABCD is a rectangle. Coordinate Proof 3) Prove that ABCD is a trapezoid that is not isosceles.
Prove that A(0,0), B (3,4) , C (7,9) and D (4,5) be a parallelogram?
To solve this problem use coordinate geometry proof.
Further Reading
