| 1 |
The straight line joining any two points of the circumference is called: |
- A. Segment of circle
- B. Arcof circle
- C. Chordof circle
- D. Tangentof circle
|
| 2 |
A pair of chords of a circle subtending two congruent central angles is: |
- A. Congruent
- B. Incongruent
- C. Over lapping
- D. Parallel
|
| 3 |
The semi circumference, and the diameter of a circle both subtend a central angle of: |
- A. 90°
- B. 180°
- C. 270°
- D. 360°
|
| 4 |
If two arcs of a circle (or of congruent circles) are congruent, then the corresponding chord are: |
- A. Perpendicular
- B. Parallel
- C. Bisect each other
- D. Equal
|
| 5 |
Equal chords of a circle (or of congruent circles) subtend equal ________ at the centre (corresponding centres): |
- A. Arcs
- B. Angles
- C. Regions
- D. Chords
|
| 6 |
The length of a chord and the radial segment of a circle are congruent, the central angle made by the chord will be: |
- A. 30°
- B. 45°
- C. 60°
- D. 75°
|
| 7 |
The chord length of a circle subtending a central angle of 180° is always: |
- A. Less than radial segment
- B. Equal to the radial segment
- C. Double of the radial segment
- D. None of these
|
| 8 |
If a chord of a circle subtends a central angle of 60°, then the length of the chord and the radial segment arc: |
- A. Congruent
- B. Incongruent
- C. Parallel
- D. Perpendicular
|
| 9 |
Any portion of the circumference will be known as ______ of the circle: |
- A. A chord
- B. An arc
- C. A tangent
- D. An angle
|
| 10 |
The boundary traced by a moving point in a circle its ______: |
- A. Circumference
- B. Diameter
- C. Radius
- D. Area
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