Show that the line through the points (5, 6) and (2, 3) is parallel to the line through the points (9, -2) and (6, -5)
We know that for two lines to be parallel, their slope must be the same.
Given points are A(5,6),B(2,3) and C(9,-2),D(6,-5)
⇒1 = 1
Hence proved.
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