A(4,-3) and c(0,7) are vertices of a square abcd. Find equation of diagonal bd?
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we know that equation of a line passingbthrough two given points is
y-y1=y2 - y1 upon x2-x1 ×x-x1 so the equation of AC is 10x + y-28=0 .hence AC and BD are perpendicular so equation of BD is x-10y -28=0 .i hope your that is best answer to you
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