1 |
The arcs opposite to incongruent central angles of a circle are always: |
- A. Congruent
- B. Incongruent
- C. Parallel
- D. Perpendicular
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2 |
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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3 |
If an arc of a circle subtends a central angle of 60°, then the corresponding chord of the arc will make the central angle of: |
- A. 20°
- B. 40°
- C. 60°
- D. 80°
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4 |
If the angles subtended by two chords of a circle (or congruent circles) at the centre (corresponding centre) are equal, the ______ are equal: |
- A. Lines
- B. Segments
- C. Chords
- D. Arcs
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5 |
A 4cm long chord subtends a central angle of 60°. The radial segment of this circle is: |
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6 |
If two cords of a circle (of of congruent circles) are equal, then their corresponding arcs (minor, major or semi circular) are: |
- A. Proportional
- B. Equal
- C. Congruent
- D. Bisecting chords
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7 |
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
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8 |
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°
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9 |
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
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10 |
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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