| 1 |
ax + by + c = 0, will represent equation of straight line parallel y-axis if: |
- A. a = 0
- B. b = 0
- C. c = 0
- D. a = 0, c = 0
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| 2 |
The distance between the points (1, 2), (2, 1). |
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| 3 |
The point of intersection of the altitudes of a triangle is called: |
- A. Centroid
- B. Ortho-center
- C. Circums-center
- D. In-center
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| 4 |
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- A. Line parallel to x-axis
- B. Line parallel to y-axis
- C. Line passing through the origin
- D. Both (a) and (b)
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| 5 |
The point of intersection of the perpendicular bisectors of a triangle is called: |
- A. Centroid
- B. Ortho-center
- C. Circums-center
- D. In-center
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| 6 |
The line l is horizontal if and only if slope is equal to: |
- A. 0
- B. 1
- C. 2
- D. undefined
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| 7 |
Inclination of X-axis or of any line parallel to X-axis is: |
- A. Zero
- B.
- C.
- D. Undefined
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| 8 |
The coordinate axes divide the plane into------------ equal parts: |
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| 9 |
If (1, x) is the mid point of the line segment joining the points (1, 2) & (1, 6) then x = |
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| 10 |
The line y = a is below the x-axis, if: |
- A. a > 0
- B. a < 0
- C. a = 0
- D.
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