Question # 1

In a unit circle, cosθ = ___________

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y

x

y/x

None of these

In which quadrant 0 lie when Co secθ<0, cosθ<0?

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I

II

III

IV

Cot 45^o =..................

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1

√2

1/√2

0

1+Cot² θ

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Sin²θ

Cos²θ

Cosec² θ

Sec²θ

In which quadrate all trigonometric ration are positive?

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I

II

III

IV

20° =

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360'

630'

1200'

3600'

Sec (-60^o)=.....................

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-Sec 60^o

Sec 60^o

Cos60^o

Cot 60^o

The system of measurement in which the angle is measured in radians is called:

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CGS system

Sexagesimal system

MKS system

Circular system

tanθ,cotθ= ..........................

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Sinθ

Sec θ

1

0

3π/4 radian =

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115^o

135^o

150^o

30^o

Arms of an angle called:

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Terminal sides

Rays

Rotation of arms

Position

The union of two noncollinear rays. which have common endpoint is called

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An angle

A degree

A minute

A raian

Sinθ,Cosecθ =..............................

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1

0

Sinθ

Cos θ

Triangle with sides 5cm , 7cm 8cm is a ____________ triangle:

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obtuse angle

right angle

acute angle

quadrant angle

The length of a tangent to a circle is from the given point to the point of:

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start point

enc points

contact

collinear

Cot 30^o = ....................

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1/2

√3/2

√3

1/√3

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