Question # 1

The point of intersection of internal bisectors of the angles of a triangle is called:

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Centroid

Ortho-centers

Circums-center

In-center

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

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a > 0

a < 0

a = 0

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 )

If (1, x) is the mid point of the line segment joining the points (1, 2) & (1, 6) then x =

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1

2

3

4

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Line parallel to x-axis

Line parallel to y-axis

Line passing through the origin

Both (a) and (b)

If (2, 1) is the mid point of the line segment joining the points (2, x) & (2, -5) then x =

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1

2

7

-7

The horizontal line x' ox is called:

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x-axis

y-axis

abscissa

ordinate

Distance of the point (-2, 3) from y-axis is:

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-2

2

3

1

The line l is horizontal if and only if slope is equal to:

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0

1

2

undefined

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

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Zero

Undefined

y-coordinate of any point on X-axis:

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0

x

y

1

Two non parallel lines intersect each other at:

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1 point

2 points

3 points

4 points

A linear equation in two variables represents:

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Circle

Ellipse

Hyberbola

Straight line

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 of intersection of the altitudes of a triangle is called:

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Centroid

Ortho-center

Circums-center

In-center

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4

2

1

If a straight line is perpendicular to x-axis, then its slope is:

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0

1

2

Undefined

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

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1

2

3

4

y = mx + c is the equation of straight line in:

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Slope-intercept form

Two points from

Point slope form

Intercepts form

y = -2 is a line:

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Parallel to x-axis

Parallel to y-axis

Perpendicular to x-axis

None of these

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)

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

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