Subject :IMO Class : Class 9
Diagonals of a rectangle ABCD intersect at O. If ∠AOB = 70° , then ∠DCO is ______.
(A) 70°
(B) 110° (C) 35° (D) 55°Diagonals of a rectangle ABCD intersect at O. If ∠AOB = 70° , then ∠DCO is ______.
(A) 70°
(B) 110° (C) 35° (D) 55°