MathematicsHard128×since 2002Q5529Let k be an integer such that the triangle with vertices (k, – 3k), (5, k) and (–k, 2) has area 28 sq. units. Then the orthocentre of this triangle is at the point :A(1,34)\left( {1,{3 \over 4}} \right)(1,43)B(1,−34)\left( {1, - {3 \over 4}} \right)(1,−43)C(2,12)\left( {2,{1 \over 2}} \right)(2,21)D(2,−12)\left( {2, - {1 \over 2}} \right)(2,−21)Check answerSkip