C-11-Q053mediumsingle_mcqEach diagonal of the square A(2,−3)A(2,-3)A(2,−3), B(3,0)B(3,0)B(3,0), C(0,1)C(0,1)C(0,1), D(−1,−2)D(-1,-2)D(−1,−2) has length —a10\sqrt{10}10 unitb20\sqrt{20} unit