A circle can have _____parallel tangents at a single time.

If all the sides of a parallelogram touch a circle, then the parallelogram is

PQ is chord of length 8 cm of a circle of radius 5 cm. The tangents at P and Q intersect at a point T. Then the length of TP is

The number of circles passing through three collinear points in a plane is

The number of pairs of parallel tangents to a circle is

The length of the tangent to a circle with centre O and radius = 6 cm from a point P outside the circle such that OP = 10 cm is

If PA and PB are the lengths of tangents drawn from an external point P to a circle, then

The area of the sector, whose radius is 7 cm with angle 60°, is

In the adjacent figure, x =

In the figure, x =