JEE Main 2003Annual, Paper 1MathematicsMediumVector Algebra184× since 2002Consider points A,B,CA, B, CA,B,C and DDD with position vectors 7i^−4j^+7k^,i^−6j^+10k^,−i^−3j^+4k^7\widehat i - 4\widehat j + 7\widehat k,\widehat i - 6\widehat j + 10\widehat k, - \widehat i - 3\widehat j + 4\widehat k7i−4j+7k,i−6j+10k,−i−3j+4k and 5i^−j^+5k^5\widehat i - \widehat j + 5\widehat k5i−j+5k respectively. Then ABCDABCDABCD is a :AOption A. parallelogram but not a rhombusBOption B. squareCOption C. rhombusDOption D. NoneCheckSkip · show solution
