If a^{-},b^{-},c^{-} are the position vectors of the points A, B, C respectively, then match the items of list- I with those of list- II List-I List-II A) a^{-}=2i^{-}+3j^{-}+4k^{-}; b^{-}=3i^{-}+4j^{-}+2k^{-}; c^{-}=4i^{-}+2j^{-}+3k^{-} I) A,B,C are collinear B) a^{-}=i^{-}+2j^{-}+3k^{-}; b^{-}=3i^{-}+4j^{-}+7k^{-}; c^{-}=-3i^{-}-2j^{-}-5k^{-} III) ΔABC is a right angled triangle C) a^{-}=2i^{-}-j^{-}+k^{-}; b^{-}=i^{-}-3j^{-}-5k^{-}; c^{-}=-3i^{-}-4j^{-}-4k^{-} V) ΔABC is an equilateral triangle D) a^{-}=i^{-}+j^{-}+k^{-} IV) ΔABC is a right angled isosceless triangle V) ΔABC is an equilateral triangle

Correct Answer is : ABCDVIIIIII

\table \A,\B,\C,\D;\I,\IV,\III,\II

\table \A,\B,\C,\D;\I,\II,\III,\IV

\table \A,\B,\C,\D;\V,\I,\IV,\II

\table \A,\B,\C,\D;\V,\I,\III,\II

TS EAMCET 11-Sep-2020 Shift 1 Solved Paper

Section: Mathematics

Question : 29 of 160

Marks: +1, -0

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are the position vectors of the points A, B, C respectively, then match the items of list- I with those of list- II

List-I

List-II

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I) A,B,C are collinear

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;

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=−3

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−2

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−5

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III) ΔABC is a right angled triangle

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−3

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−5

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=−3

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−4

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−4

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V) ΔABC is an equilateral triangle

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IV) ΔABC is a right angled isosceless triangle

V) ΔABC is an equilateral triangle

A B C D
I IV III II
A B C D
I II III IV
A B C D
V I IV II
A B C D
V I III II

Validate

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