| 1 |
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
|
| 2 |
The semi circumference, and the diameter of a circle both subtend a central angle of: |
- A. 90°
- B. 180°
- C. 270°
- D. 360°
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| 3 |
The portion of a circle bounded by an arc and a chord is known as: |
- A. Diameterof the circle
- B. Radiusof the circle
- C. Chordof the circle
- D. Segmentof the circle
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| 4 |
Equal chords of a circle (or of congruent circles) subtend equal ________ at the centre (corresponding centres): |
- A. Arcs
- B. Angles
- C. Regions
- D. Chords
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| 5 |
The circular region bounded by an arc of a circle and its two corresponding radial segments is called a: |
- A. Sectorof the circle
- B. Areaof the circle
- C. Radiusof the circle
- D. Circumferenceof the circle
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| 6 |
Any portion of the circumference will be known as ______ of the circle: |
- A. A chord
- B. An arc
- C. A tangent
- D. An angle
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| 7 |
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°
|
| 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 |
An arc substends a central angle of 40° then corresponding chord will substend a central angle of ________: |
- A. 20°
- B. 40°
- C. 60°
- D. 80°
|
| 10 |
The boundary traced by a moving point in a circle its ______: |
- A. Circumference
- B. Diameter
- C. Radius
- D. Area
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