Question # 1

In a right isoceles triangle, one acute angle is:

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30°

45°

60°

75°

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ab - cd = 0

ac - bd = 0

ad - bc = 1

ad - bc = 0

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

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a is an element of a set A

a is subset of A

a is a whole number

a contains A

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x = 0, y = 0

1° is equal to:

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The reciprocal of the terms of A.P. form:

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A.P

G.P

H.P

none of these

The lengths of the sides of a triangle are proportional to the sines of the opposite angles to the sides. This is known as:

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The law of sines

The law of cosines

The law of tangents

The fundamental law

Tickets numbered 1 to 20 are mixed up and then a ticket is drawn at random. What is the probability that the ticket drawn bears a number which is a multiple of 3 ?

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none of these

The direction of an angle Θ is determined by its:

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value

magnitude

ratio

sign

Synthetic division is a process of:

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division

subtraction

addition

multiplication

The next term of the sequence-1, 2, 12, 40, .........is:

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112

212

144

none

Number of terms in the expansion of (a+b)ⁿ is:

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n

n+1

n-1

none of these

If there are six G.Ms between 3 and 284 then G₄ =

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24

48

12

6

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A and B are power sets

A and B are disjoint sets

A and B are super sets

A and B are equal sets

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B

A

none of these

Sum of integral multiples of there between 4 and 22 is:

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81

75

211

none

Inverse sine function is written as:

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(sin x)^-1

sin x^-1

arc sinx

arc sin^-1 x

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1 + cos Θ

1 - cos Θ

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