Question # 1

In which quadrant only tanθ and cotθ are positive.

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I

II

III

IV

Co sec 30^o = .................

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1/2

√3/2

2

2/√3

20^o= ..............................

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360^o

630^o

1200^o

3600^o

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

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I

II

III

IV

π/6 radians = ....................

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30^o

60^o

45^o

90^o

The symbol used to denote a second is:

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1°, 1'

1°

1"

1'

Tangent drawn at the ends of diameter of a circle of___________ to each other:

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parallel

perpendicular

collinear

none parallel

In degree measurement, 1^o is equal to:

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1^o

60^o

90^o

360^o

Sec 30^o = .....................

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1/2

√3/2

2

2/√3

Tan 90° = __________

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1

0

Undefined

None of these

Cot 60^o=________________

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1/√3

√3

1/2

2

If Tanθ=1 then Sinθ= ____________ whenθ lies in 3rd quadrant.

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1/2

-1/2

-1/√2

1/√2

tan 60^o = ...............

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1/2

√3/2

√3

1/√3

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Cotθ = __________

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Sinθ/cosθ

1/cosθ

Cosθ/Sinθ

1/sinθ

360 degrees make 4 _________ angles:

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Obtuse

Right

Acute

Supplementary

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