Question # 1

The area of four walls of a room when length, breadth and height of a room are given is:

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l x b

2h (l + b)

h(l + b)

2 ( l + b)

if a + b =8 and a-b =3, then ab = ?

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-40

24

18

8

The symbol '' i.e '' stands for:

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therefore

because

that is

correspondence

A square or a rectangular array of numbers written within square brackets or parentheses in a definite order is called a:

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determinate

diagonal

matrix

row

A line segment that bisects an angle of the triangle and has its other end on the side opposite to that angle is called:

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altitude of the triangle

incenter of the triangle

angle bisector of the triangle

median of the triangle

The centro id of a triangle divides each one of the medians in the ratio:

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1:1

1:2

2:1

2:2

H.F.C of 8xy2z3 and 12x2y2z2 is:

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4x2y2z2

4xy2z2

8xy2z

8xyz

A point in II-quadrant has its abscissa:

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positive

negative

zero

one

The number of angle bisectors of a triangle is:

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1

2

3

4

The solution set of x - 7< 5 - 2x is:

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x > 4

x = 4

x < 4

Supplementary angle (straight) is equal to:

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90°

30°

180°

120°

Diagonal of a square with side is:

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1/2 a

2a

2a²

4a

A line segment joining a vertex to the midpoint of the side opposite to the vertex is called:

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altitude of the triangle

side bisector of the triangle

angle bisector of the triangle

median of the triangle

Type of algebraic expressions are:

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Polynomial , Rationa expression

Rational expression, irrational expression

irratioanal expressional , Polynomial

Polynomial , Rational expression , Irational expression

if x2 = a, then:

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x = a

x = ±a

x = √a

x = ±√a

If two matrices have same order and their corresponding elements are equal then they are called:

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equal matrices

unequal matrices

scalar matrices

rectangular matrices

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