Question # 1

A part of the circumference of a circle is called:

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A segment

A sector

An arc

A radius

1/cosθ = ................

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Sinθ

Secθ

Co secθ

Cosθ

In which quadrate all trigonometric ration are positive?

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I

II

III

IV

π/2 radians =.....................

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30^o

45^o

60^o

90^o

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

In which quadrant only Cosθ and Secθ are positive?

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I

II

III

IV

Co sec 45^o = .................

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1

√2

1/√2

0

The union of two noncollinear rays, which have common end point is called.

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A Radian

A Minute

A degree

An angle

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

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1

√2

1/√2

0

A circle of radius 'r' has a circumference of:

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πr2

2πr

2πr2

1/2πr

1/sinθ = ...............

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Cosθ

Secθ

Co secθ

Cotθ

The symbol used to denote a second is:

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1°, 1'

1°

1"

1'

In degree measurement, 1^o is equal to:

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1^o

60^o

90^o

360^o

3π/2 radians =...................

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90^o

180^o

270^o

360^o

1^o = ................

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0.0175 radians

0.175 radians

1.75 radians

175 radians

π radians = ............

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0^o

90^o

180^o

360^o

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