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Mathematics Fsc Part 1 Chapter 9 Online Test MCQs With Answers

Question # 1

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Question # 2

180° = _____________:

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π radians

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Question # 3

In circular system the angle is measured in:

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radians

degrees

degrees, minutes

degrees, seconds

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Question # 4

(1 - sin²Θ) (1 + tan²Θ) =

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-1

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Question # 5

If sinΘ <0, cosΘ<0 then the terminal arm of the angle lies in quadrant:

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III

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Question # 6

In a circle of radius r, an arc of length kr will subtend in angle of __________ radians at the center:

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Question # 7

The area of a sector of a circular region of radius r with length of the arc of the sector equal to s is-----------:

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rΘ

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Question # 8

If cosec Θ > 0 and cot Θ < 0, then terminal arm of the angle lies in:

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III

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Question # 9

1° is equal to:

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Question # 10

If the initial side of an angle is the positive x-axis and the vertex is at the origin, the angle is said to be in the _____________:

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initial position

finalposition

normalposition

standardposition

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Question # 11

cos⁴Θ - sin⁴Θ =

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sin 2Θ

cos 2Θ

tan 2Θ

sec 2Θ

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