Question

What is the angle between the line joining the centre and point of contact of a tangent and the tangent itself?

• A. $0$
• B. ${45}^{\circ }$
• C. ${90}^{\circ }$
• D. ${180}^{\circ }$

Answer 1

The correct option is C ${90}^{\circ }$

The angle between tangent and line (joining centre and contact point) is ${90}^o$