Question

In the following figure, O is the centre of the circle. Find the values of a, b and c.

Answer 1

Here, `c = 1/2 ` Reflex (112°)

(Angle at the centre is double the angle at the circumference subtended by the same chord)

`=> c = 1/2 xx (360^circ - 112^circ) = 124^circ`