In Fig. 16.204, if ∠ABC= 45°, then ∠AOC=
We know that,
An angle subtended by an arc at the centre of the circle is double the angle subtended at any point on the circle
∠AOC = 2 ∠ABC
= 2 * 45°
= 90°
28
In Fig. 16.204, if ∠ABC= 45°, then ∠AOC=
We know that,
An angle subtended by an arc at the centre of the circle is double the angle subtended at any point on the circle
∠AOC = 2 ∠ABC
= 2 * 45°
= 90°