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ICSE Class X Math 2019 Paper

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Question : 23 of 32
Marks: +1, -0
The vertices of a △ABC\triangle ABC are A(3,8),B(−1,2)A(3,8), B(-1,2) and C(6,−6)C(6,-6). Find:
(i) Slope of BC.
(ii) Equation of a line perpendicular to BCBC and passing through AA.
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