### Math 10 Chapter 6 - Part B 1. If two congruent circles touch each other externally the distance between their centres is equal to their ___________. a) Circufrence b) Diameter c) Length d) Radius 2. Two circles of radius 7cm and 3cm touch internally then distance between their centres is equal to ____________. a) 4 b) 8 c) 2 d) 6 3. If a line is a tangent to a circle at a point it will be ____________ to the radial segment a) Parallel b) Obtuse c) Perpendicular d) Acute 4. All angles inscribed in a ____________ are equal in measure. a) Middle arc b) Major arc c) Middle Chord d) Major Chord 5. The diameter of a circle passes through the mid-points two parallel _________ of a circle a) Lines b) Arcs c) Chords d) Angles 6. Centre of a circle is a point on the circle. a) False b) True 7. A line segment whose end points lie on the circle is called chord of the circle. a) True b) False 8. The portion of a circle intercepted by any central chord is a semi circle. a) False b) True 9. Major arc does not include semi-circle. a) True b) False 10. Minor arc is always less than the semi-circle. a) False b) True 11. Major segment of a circle is always less than semi-circular region of the circle. a) False b) True 12. A circular region can be sub-divided into more than one sectors. a) True b) False 13. A secant line has two distinct points in common with a circle. a) False b) True 14. The radius of circum-circle is denoted by R. a) False b) True 15. The set of all points lying inside a circle is called the circular region. a) True b) False 16. Diameter contains three points of a circle. a) False b) True 17. If a diameter of a circle bisects a chord it will be perpendicular to the chord. a) False b) True 18. Two circles cannot intersect each other at more than two points. a) False b) True 19. All angles inscribed in a minor arc are equal in measure a) True b) False 20. The central angle of a minor arc is double in measure of the inscribed angle of major arc a) True b) False

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