X Chapter Tangent of Circle BY JSUNIL TUTORIAL Questions Bank for CBSE EXAMS 1. If radii of the two concentric circles are 15cm and 17cm , then find the length of each chord of one circle which is tangent to one other. Ans. 16cm 2. If two tangents making an angle of 120 0 with each other , are drawn to a circle of radius 6cm, then find the angle between the two radii, which are drawn to the tangents. Ans. 60 0 3. PQ is a chord of a circle and R is point on the minor arc. If PT is a tangent at point P such that < QPT = 60 degree then find <PRQ. Ans. 120 0 4. If a tangent PQ at a point P of a circle of radius 5cm meets a line through the centre O at a point Q such that OQ = 12 cm then find the length of PQ. Ans. √119cm 5. From a point P, two tangents PA and PB are drawn to a circle C (O,r) . If OP =2r ,then what is the type of Triangle APB.
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