Question

ABCD is a rhombus with the diagonals AC and BD intersecting at the origin on the x-y plane. The equation of the straight line AD is x + y = 1. What is the equation of BC?

Answer 1

Answer:

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Answer 2

x+y=-1

x+y=1 is AD

if x=0

y=1 and if

y=0then x=1

therefore in x+y=-1

if x=0 then y=-1

and if y=0 then x=-1......

hope it helps you...

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