Question # 1

The distance of any point P (x, y) from the origin O(0 , 0) is given by:

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Line parallel to x-axis

Line parallel to y-axis

Line passing through the origin

Both (a) and (b)

If in the case of translation of axes, O (-3, 2), (x, y) = (-6, 9) then (X, Y) =

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(-3, 9)

(-3, 7)

(-9, 11)

(3, 7)

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Parallel lines

Non-parallel lines

Perpendicular lines

Coplanar lines

Inclination of Y-axis or of any line parallel to Y-axis is:

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Zero

Undefined

If (x, y) are the coordinate of a point ordered pair is called:

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Abscissa

Ordinate

Coordinate

Ordered pair

If the inclination of a line lies between ]90°, 180°[, then the slope of line is :

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Positive

Negative

Zero

undefined

The equation of a straight line which parallel to the line 3x - 2y + 5 = 0 and passes through (2, -1) is:

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3x + 2y - 8 = 0

3x - 2y + 8 = 0

3x - 2y - 8 = 0

3x + 2y + 8 = 0

For any point (x, y) on x-axis:

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y = 1

y = 0

y = -1

y = 2

The ratio in which y-axis divides the line joining (2, -3) and (-5, 6) is:

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2 : 3

2 : 5

1 : 2

3 : 5

The symbol | | is used for:

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Parallel lines

Perpendicular lines

Non-parallel lines

None of these

The centroid of the triangle whose vertices are (3, -5), (-7, 4) and (10, -2) is:

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(-2, -2)

(-2, 2)

(2, -1)

(0, 0 )

The point (5, 8) lies the line 2x - 3y + 6 = 0

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Above

Below

On

None

The vertical line y'oy is called:

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x-axis

y-axis

abscissa

Ordinate

The point (2, 5) lies the lie 3x - y + 1 = 0

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Above

Below

On

None

Joint equation of y + 2x = 0, y - 3x = 0 is:

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(y+2x)(y-3x) = 0

(y-2x)(y-3x) = 0

(y+2x)(y+3x) = 0

(y-2x)(y+3x) = 0

The line y = a is below the x-axis, if:

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a > 0

a < 0

a = 0

General form of equation of line is:

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ax - by + c = 0

ax + by - c = 0

ax + by + c = 0

ax - by - c = 0

ax + by + c = 0, will represent equation of straight line parallel y-axis if:

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a = 0

b = 0

c = 0

a = 0, c = 0

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Line parallel to x-axis

Line parallel to y-axis

Line passing through the origin

Both (a) and (b)

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