Question:
The length of tangent from an external point P on a circle with centre 0 is always less than OP.
Solution:
True
$P T$ is a tangent drawn from external point $P$. Join $O T$.
So, OPT is a right angled triangle formed.
In right angled triangle, hypotenuse is always greater than anv of the two sides of the triangle.
$\therefore$$Q P>P I$
or $P T
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