From the following parallelogram, find the value of ∠DCB.
Identify which of the following pairs of angles are complementary and which are supplementary.
(i) 65°, 115° (ii) 63°, 27°
(iii) 112°, 68° (iv) 130°, 50°
(v) 45°, 45° (vi) 80°, 10°
In a parallelogram ABCD, if ∠A = 115o, then ∠B, ∠C and ∠D are