Question below?
1 Answer
Apr 6, 2018
Please see below.
Explanation:
The problem is as shown below.
In this figure, as
Now according to alternate segment theorem (also known as the tangent-chord theorem) - in any circle, the angle between a chord and a tangent through one of the end points of the chord is equal to the angle in the alternate segment.
therefore
and in
as two angles of
and hence opposites are equal i.e.