In the figure given, AE is the diameter of a circle with centre O. Write down the measure of ∠ABC + ∠EDC.
180
90
360
270
100
In the given figure, AE is the diameter of the circle. Write down the numerical value of ∠ ABC + ∠ CDE. Give reasons for your answer.
In the figure AC is the diameter of circle, with centre O, chord BD is perpendicular to AC.
Write down the angles p, q, r in terms of .