In a circle with centre O, AC and BD are two chords. AC and BD meet at
| In a circle with centre O, AC and BD are two chords. AC and BD meet at E when produceD. If AB is the diameter and ∠AEB = 68o, then the measure of ∠DOC is :
A. 44o
B. 32o
C. 30o
D. 22o
Right Answer is: A
SOLUTION
A.T.Q.
∠AEB = 68o
∠DOC = 180 – 2∠AEB
=180 – 136
= 44o
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In a circle with centre O, AC and BD are two chords. AC and BD meet at