Question

If the points A(1, 1), B(-1, 5), C(7, 9) and D(9, p) are vertices of a
parallelogram ABCD, find the value of p.​

Answer 1

Answer:

Step-by-step explanation:

x² + y - xy - x

x² - x - yx + y {just Rearranging term }

x( x - 1 ) - y ( x - 1 )

(x - y ) ( x - 1 ) fa