| 1 |
If two circles touch each other, their centres and point of contact are: |
- A. Coincident
- B. Non-collinear
- C. Collinear
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| 2 |
The measure of the external angles of a regular octagon is: |
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| 3 |
If the incentre and circumentre of a triangle coincide, the triangle is: |
- A. An isoscenes
- B. A right triangle
- C. An equilateral
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| 4 |
One and only one circle can be drawn through _______ non-collinear collinear points: |
- A. One
- B. Two
- C. Three
- D. Four
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| 5 |
If the incentre and circumcenter of a triangle coincide the triangle is: |
- A. Right angle
- B. Scaleve
- C. Isosceles
- D. Equilateral
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| 6 |
The distance of a point inside the circle from its centre is ______ than the radius: |
- A. Greater
- B. Equal
- C. Shorter
- D. Less
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| 7 |
A line intersecting a circle is called: |
- A. Tangent
- B. Secant
- C. Chord
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| 8 |
The radius of a circumscribed circle is called: |
- A. Circum-radius
- B. Escribed-radius
- C. In-radius
- D. Radius
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| 9 |
Ange inscribed in a semi-circle is a _________ angle: |
- A. Abtuse
- B. Right
- C. Supplementary
- D. Acute
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| 10 |
The Portion of a circle between two radii and an arc is called: |
- A. Sector
- B. Segment
- C. Chord
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