Q1 of 47 Page 10

How many tangents can a circle have?

As there are infinite points on a circle, there can be infinite tangents which pass from the circle. But at each point there can be only one tangent.


More from this chapter

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19 Prove that the intercept of a tangent between 2 parallel tangents to a circle subtends a right angle at the centre.
 20 In the given figure, O is the centre of the circle. PQ is a tangent to the circle at A. If ∠ PAB = 58°, find ∠ ABQ and ∠ AQB. 
 2

From how many points can a tangent intersect a circle?

 3

If the tangent at a point P to a circle with centre O cuts a line through O at Q such that PQ = 24 cm and OQ = 25 cm. Find the radius of the circle.