Fill in the blanks
Prove that the tangents to a circle at the end points of a diameter are parallel.

The two tangents drawn to a circle at the end points of a diameter are ......... to each other.

Prove that tangent drawn at the ends of a diameter of a circle are parallel.

A tangent to a circle intersects it ____ points.

To construct the tangents to a circle from a point outside it.

Fill in the blanks (i) A tangent to a circle touches it in …... Point (s). (ii) A line intersecting a circle in two points is called a ….. (iii) Number of tangents can be drawn to a circle parallel to the given tangent is …. (iv) The common point of a Tangent to a circle and the circle is called ..... (v) We can draw ..... tangents to a given circle. (vi) A circle can have ..... parallel tangents at the most.

Prove that the lengths of tangents drawn from an external point to a circle are equal.

Fill in the blanks Yeast belongs ..........

Show that the tangents to the curve y=7x^(3)+11 at the point where x = 2 and x=-2 are parallel.

Fill in the blanks Calculate the length of tangent from a point 15cm away from the centre of a circle of radius 9cm .

Prove that the tangent drawn at the ends of chord of a circle make equal angle with the chord.