Question # 1

The line x = a is on the right of y - axis if:

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a > 0

a < 0

a = 0

Angle between the lines x + y + 1 = 0 & x - y + 4 = 0 is:

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30°

45°

60°

90°

If (x, y) are the coordinates of a point, then the first component of the ordered pair is called:

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Abscissa

Ordinate

Coordinate axes

None of these

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

Equation of a line parallel to x-axis:

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x = 0

x = y

y = a

x = a

The vertical line y'oy is called:

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x-axis

y-axis

abscissa

Ordinate

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)

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

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Above

Below

On

None

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

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Zero

Undefined

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Line parallel to x-axis

Line parallel to y-axis

Line passing through the origin

Both (a) and (b)

In the translation of axes which formula is true:

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x = X + h

X = x + h

x + X = h

None

y - ordinate of the centroid of triangle with vertices A(-2, 3) B(-4, 1), C(3, 2) is:

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3

1

2

0

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

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Above

Below

On

None

The ratio in which the line segments joining (2, 3) and (4, 1) is divided by the line joining (1, 3) and (4, 3) is:

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2 : 1

3 : 1

1 : 2

1 : 1

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2

The centroid of a triangle is a point that divides each median in the ratio:

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2 : 1

2 : 3

1 : 3

4 : 3

y-coordinate of any point on X-axis:

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0

x

y

1

X-co-ordinate of centroid of triangle ABC with A(-2, 3); B(-4, 1); C(3, 5) equals:

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-1

1

3

-3

y = -2 is a line:

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Parallel to x-axis

Parallel to y-axis

Perpendicular to x-axis

None of these

The coordinate axes divide the plane into------------ equal parts:

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1

2

3

4

If a = 0, then the line ax + by + c = 0 is parallel to:

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y - axis

x - axis

along y - axis

None of these

A linear equation in two variables represents:

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Circle

Ellipse

Hyberbola

Straight line

The horizontal line x' ox is called:

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x-axis

y-axis

abscissa

ordinate

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