A Tangent to a circle is perpendicular is perpendicular to the radius through the point of contact.

Theorem 10.1 : The tangent at any point of a circle is perpendicular to the radius through the point of contact.

Assertion(A) At a point P of a circle with centre O and radius 12cm , a tangent PQ of length 16cm is drawn. Then, OQ=20cm . Reason (R ) The tangent at any point of a circle is perpendicular to the radius through the point of contact.

Theorem: A tangent to a circle is perpendicular to the radius through the point of contact.

Prove that the tangent at any point of circle is perpendicular to the radius through the point of contact.

A tangent at any point of a circle is perpendicular to the radius through the _____.

The tangent at any point of a circle is ............ to the radius through the point of contact.

The focal chords of the parabola y^(2)=16x which are tangent to the circle of radius r and centre (6, 0) are perpendicular, then the radius r of the circle is

If tangent tto the curve x=at^(2),y=2at is perpendicular to X-axis, then its pointt of contact is