in the figure O is the centre of the circle and angle b o d is equal to 140 degree then the measure of angle DCE will be
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□ ABCD ia cyclic.
angle A = 1/2 ×140 = 70
angle BCD = 110 as opposite angles of cycli □ are supplementary.
angle DCE = 70 angles in linear pair
angle A = 1/2 ×140 = 70
angle BCD = 110 as opposite angles of cycli □ are supplementary.
angle DCE = 70 angles in linear pair
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