Question # 1

Angles of an equilateral triangle are_______:

Choose an answer

Congruent

Not Congurent

Right angle

Unequal

LCM of a²+b² and a⁴-b⁴ is:

Choose an answer

a²+b²

a²-b²

a⁴-b⁴

a-b

The region enclosed by the bounding lines of a closed figure is called:

Choose an answer

Volume

Length

Area

None of these

An equilateral triangle is an _________ triangle:

Choose an answer

Rounded

Equiangular

Scalene

Right angled

Any diagonal of a parallelogram divides it in two ____ triangles:

Choose an answer

Congurent

Not congurent

Unequal

None

How many (1-------1) correspondence can be established between two triangles:

Choose an answer

3

4

5

6

Let A and B be two matrices. Then A is said to be equal to B, and denoted by A = B if and only if:

Choose an answer

Order of A = Order of B

Corresponding entries are equal

Either a or b

Bot a and b

Point (-3,-3) lies in quadrant:

Choose an answer

I

II

III

IV

Choose an answer

Polynomia

Surd

Rotional

Not a surd

In parallelogram ______ are congruent:

Choose an answer

Opposite sides

Opposite angles

Opposite sides and angles

Diagonals

If Z₁ = a + bi and Z₂ = c + di then Z₁.Z₂ =

Choose an answer

ac + bdi

ac - bd

ac - bd + adi + bci

multiplication is not possible

In which quadrant 0 lie when Sinθ<0,Secθ<0?

Choose an answer

I

II

III

IV

The ratio of the circumference and the diameter of the circle is:

Choose an answer

r

e

d

60 seconds makes ______ minute:

Choose an answer

1

2

3

4

Which of the following is commutative law?

Choose an answer

A∪ (B ∪ C) = (A∪ B)∪ C

A∩ (B∩C)= (A∩B)∩C

A∪ B = B ∩ A

(A ∪ b)^c = A^c ∩ B^c

If variables occurs in exponent, then such equations are called:

Choose an answer

Constant equations

Linearequations

Exponentialequations

Binomialequations

Which of the following is true?

Choose an answer

W⊆ N

Z ⊆ W

N ⊆ P

P ⊆ W

The formula of group data of the median is:

Choose an answer

l + h/f (n/2 -c)

l +∑fx/∑f x n,

l + f_m- f₁/2f_m - f₁ - f₂ x n,

A + ∑fu/∑f x n

1/tanθ =............

Choose an answer

tanθ

Secθ

Co secθ

Cotθ

The reciprocal of Arithematic mean of reciprocal of values is called:

Choose an answer

Average

Harmonic mean

Geometric mean

None of these

The discriminant of x²-3x+3=0 is:

Choose an answer

-3

3

-2

2

If y = 8 and x = 4, then k = xy, we get k =

Choose an answer

12

32

84

114

The period of tan 2x is:

Choose an answer

The additive inverse of a matrix A is:

Choose an answer

A

A^-1

- A

A²

The period of 2 - sin 3x is:

Choose an answer

40

-40

26

-26

No. of signals made by 4 flags of different colors using 2 flags at a time:

Choose an answer

6

12

60

none

Zero is:

Choose an answer

a natural number

a whole number

a positive integer

a negativeinteger

Choose an answer

0

The number of radius in the angle subtended by an arc of a circle at the center =

Choose an answer

radius × arc

radius - arc

If S is the H.M between 2 and b then b = :

Choose an answer

-10

10

7

5

Choose an answer

x = 0

y = 0

x = 0 and y = 0

x = 0 or y = 0

The distance between two points P₁ (x₁, y₁) and P₂ (x₂, y₂) on the co-ordinate plane is given by:

Choose an answer

One of the angles of a triangle inscribed in a circle is of 40°. If one of its' the diameter, the other angles have the measures:

Choose an answer

30°, 110°

40°, 100°

50°, 90°

20°, 120°

The vertex of the parabola y² = -4ax is:

Choose an answer

(-a, 0)

(a, 0)

(0, -a)

(0, 0)

Choose an answer

sin x

cos x

-sin x

-cos x

If y = (x), then the variable x is called --------- variable of a function f.

Choose an answer

Dependent

Independent

Image of y

None of these

y-coordinate of any point on X-axis:

Choose an answer

0

x

y

1

A chord containing the center of the circle is called ______ of the circle:

Choose an answer

Diameter

Chord

Radius

None of these

Choose an answer

f (x) = x secx, then f(0)=

Choose an answer

-1

0

1

Point of intersection of lines x - 2y + 1 = 0 and 2x - y + 2 = 0 equals:

Choose an answer

(1, 0)

(0, 1)

(-1, 0)

(0, -1)