2. 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 ______

Answers (1)
M manish

(a) one
A tangent of a circle intersects the circle exactly in one single point. 

(b) secant
It is a line that intersects the circle at two points. 

(c) Two,
There can be only two parallel tangents to a circle.

(d) point of contact
The common point of a tangent and a circle.