The vertices of a triangle are

MATHEMATICS · Single correct · CBSE · Mathematics · Straight Lines · Straight Lines

Problem

The vertices of a triangle are A(2,−1)A(2, -1), B(7,4)B(7, 4) and C(3,8)C(3, 8). Which pair of its sides are perpendicular to each other? (a) AC and BCAC\text{ and }BC (b) None of the sides are perpendicular (c) AB and BCAB\text{ and }BC (d) AB and ACAB\text{ and }AC

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