Question # 1

If two medians of a triangle are congruent then the triangle will be:

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Isoceles

Eqilateral

Right angled

Acuted angled

The matrix M = [2 -1 7] is called:

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Row matrix

Column matrix

Diagonal matrix

Zero matrix

A matrix is called a row matrix if it has only one _________:

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Column

Row

Diagonal

None

H.S postulate is used for _______ triangles:

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Acute-angled

Right-angled

Obtuse angled

None of these

A triangle having two sides equal is called:

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Scalene

Equilateral

Isoceles

None of these

The right bisector of the sides of a triangle intersect each other on the hypotenouse:

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Acute angled

Right angled

Obtuse angled

None of these

Similar surds means, surds having ________ irrational factors:

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Same

Different

One

No

The ________ of a triangle is the part of the plane enclosed by the triangle:

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Interior

Exterior

Union

Altitude

HCF of x²+3x+2, x²+4x+3 and x²+5x+4 is:

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x+1

(x+1)(x+2)

(x+3)

(x+4)(x+1)

If a and b are length and breadth of rectangle then its area _______:

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a - b

a + b

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214

256

273

296

The relation {(1,2),(2,3),(3,3)(3,4)} is.

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Onto function

Into function

Not a function

One-One function.

If a circle passes through three or more paints then these points are called:

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Incyclic

Concyclic

Circumcyclic

Bicyclic

Product of the roots of the equation 3x²-5x+7=0:

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3⁷

7³

if A∩ b =∅, then set A and B are .................sets.

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sub

over kaooubg

Disjoint

Power

The two tangents drawn to a circle from a point outside it, are equal in;

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Length

Radius

Measure

Diameter

Cosec²θ - Cot²θ = ______________

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-1

1

0

tanθ

Point (-1, 4) lies in the quadrant:

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I

II

III

IV

Which of the following is De-Morgan's law?

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(A∪ B)∪ C = A∪ ( B∪ C)

(A∩B)^C= A^c∪ B^c

A∪ (B∩ C) = ( A∪ B)∩ (A∪ C)

A∩(B∪ C) = (A∩B)∪(A∩C)

The expression "b²-4ac" of a quadratic equation is called:

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Determinant

Redicand

Discriminant

Index

Number of elements in power set of {1,2,3}

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4

6

8

9

To draw general conclusions from well-known facts is called:

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logic

proposition

induction

deduction

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The multiplicative identity of real numbers is:

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0

1

2

-1

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x = 0

y = 0

x = 0 and y = 0

x = 0 or y = 0

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2x

x²

1

none of these

In ax² + bx + c = 0, if b² - 4ac > 0 and perfect square the roots are:

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rational

irrational

equal

complex

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3×1

1×3

3×3

1×1

The number of diagonals of a polygon with n sides is:

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none of these

An infinite sequence has no:

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nth term

last term

sum

none

The graph of x = sin y is obtained by reflecting the graph of y = sin x about the line:

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x axis

y axis

y = x

y = -x

A set is defined as:

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collection of some objects

well defined collection of some objects

well defined collection of distinct objects

none of these

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a cosec (ax + b)

cot (ax + b)

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f(x² + 1)

f(x)

f(x²)

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