Question

Fill in the blanks :

1. A tangent to a circle intersects it in ____ point(s).
2. A line intersecting a circle in two points is called a ____ .
3. A circle can have ____ parallel tangents at the most.
4. The common point of a tangent to a circle and the circle is called ____ .

Answer 1

(i) Unit
(ii) Tangent line
(iii) Dual
(iv) Intersection point