Question # 1

The distance of the point (2.3) from x-axis is

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2

3

5

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x-axis

y-axis

z-axis

None of these

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a

2a

3a

4a

For all points (x,y) in second quadrant

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x > 0 , y < 0

x > 0 , y > 0

x < 0 , y < 0

x < 0 , y > 0

The slope of y-axis is

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0

undefined

1

The line l is horizontal if

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m is undefined

m=0

m=1

m=0-1

The points A(3,1),B(-2,-3),C(2,2) are vertices of an (an)

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Right triangle

Equilateral triangle

Isosceles triangle

Scalene triangle

If origin is the mid point of (a,3) and (5,b) then

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a = -5 , b = -3

a = 5 , b =3

a = -5 , b = 3

a = 5 , b = -3

The distance of the point (2,3) from origin is

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5

2

3

The straight lines represented by the equation ax2+ 2hxy +by2 =0 intersects at

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(1,1)

(0,1)

(1,0)

(0,0)

Number of lines passing through three non-collinear points is

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2

3

1

0

∞

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1

2

-1

0

If A(x₁, y₁) , B(x₂, y₂) and C(x₃, y₃) are the vertices of a triangle then its centroid is

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The point P (5,8) and the origin lie on the side of the line 3x+ 7y+ 15 =0

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Same side

P above and origin below

Opposite side

P below and origin above

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0

1

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The equation of the plane which bisects the line joining (2, 3, 4) and (6, 7, 8) is

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x + y + z - 15 = 0

x - y + z - 15 = 0

x - y - z - 15 = 0

x + y + z + 15 = 0

The ratio in which the line y- x+ 2 =0 divides the line joining (3,-1) and (8,9) is

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2:3

-2:3

3:2

-3:2

The distance between two points P(x₁, y₁) and Q (x₂, y₂) is

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The obtuse angle between lines = -2 and y = x +2 is

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120°

135°

150°

140°

The distance between the points (0 , 0) and (2, 1) is

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5

0

3

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The centroid of a triangle divides each median in the ratio

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2 : 1

3 : 1

3 : 2

1 : 1

If l, m, n are the d.c.'s of a line, then

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l2+ m2+ n2= 0

l2+ m2+ n2= 1

l + m + n = 1

l = m = n = 1

If (2, 3) is the mid point of (a, 3) and (5, b) then

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a = 1 , b = -3

a = -1 , b = 3

a = 1 , b =3

a = -1 , b = -3

The points A(+1,-1),B(3,0),C(3,7),D(1,8) are vertices of

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Square

Parallelogram

Rectangle

Trapezium

The point which divides the line segment joining the points (a, b) and (c, d) in the ratio 2 : 3 internally is

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none of these

The mid point of the line segment joining the points A(3,1) and B(-2,-4) is

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(1, -3)

If distance of (a,b) from x-axis is 2 then

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a = 2

b = 2

a = b

b = 4

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