1. A tangent to a circle intersect it in ............. points. ( )
A) 2 B) 0 C) 1 D) Infinite
2. A line intersecting a circle in two points is called ....... ( )
A) Chord B) Diameter C) Radius D) Secant
3. A circle can have ........ parallel tangents at the most. ( )
A) 1 B) 2 C) 0 D) Infinite
4. A line touches a circle at a point is called ..... ( )
A) Tangent B) Secant C) Chord D) Diameter
5. The common point of a tangent to a circle and the circle is called ......... ( )
A) Tangent B) Point of contact C) Perpendicular D) End point
6. We can draw ......... tangents to a given circle. ( )
A) 1 B) 2 C) 0 D) Infinite
7. A tangent to a circle of 5 cm radius meets a line through the centre at a point is 12 cm. Then the length of the tangent is ( )
A) 13 cm B) 
C) 7 cm D) 17 cm
8. The angle between a tangent to a circle and the radius drawn at the point of contact is ( )
A) 60° B) 30° C) 45° D) 90°
9. Length of the tangent to a circle from a point is 24 cm and the distance from centre of the circle to the point is 25 cm, then the radius of the circle is ......... cm. ( )
A) 7 B) 12 C) 15 D) 1
10. Area of the sector whose radius is 7 cm and sector angle is 90° is ( )
A) 30.8 cm2 B) 51.33 cm2 C) 38.5 cm2 D) 12.83 cm2
11. If tangents PA and PB from P to a circle with centre 'O' are inclined each other at angle of 80°, then ∠POA = ..... ( )
A) 60° B) 40° C) 30° D) 50°
12. The angle in a semi circle is ( )
A) 90° B) 180° C) Right angle D) Both A and C
13. The length of the tangent drawn from a point 8 cm away from the centre of a circle of radius 6 cm is .......... cm. ( )
A) 
B) 
C) 10 D) 5
14. If TP and TQ are two tangents to a circle with centre 'O' such that ∠POQ = 110°, then ∠PTQ = ......... ( )
A) 60° B) 70° C) 80° D) 110°
15. AB is a chord of a circle with centre 'C' and ∠CAB = 30°, then ∠ACB = ( )
A) 60° B) 90° C) 120° D) 150°
Answers: 1-C; 2-D; 3-B; 4-A; 5-B; 6-D.; 7-B; 8-D; 9-A; 10-C; 11-D; 12-D; 13-C; 14-B; 15-C.
Writer: T.S.V.S. Surya Narayanamurthy
