(v) ${{90}^{\circ }}$
Fill in the blanks: (v) The angle between tangent at a point P on circle and radius through the point is _______
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(v) ${{90}^{\circ }}$
(iii) one point- (iv) secant-
(i) point of contact- (ii) two-
A tangent is characterized as a line crossing the circle in one point. Since, there are limitless number of focuses on the circle, a circle can have many (boundless) digressions.