Question # 1

In a triangle if α > 45°, ß > 30° then Γ cannot be:

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90°

100°

120°

10°

- 72° = ___________________:

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none of these

cos⁴Θ - sin⁴Θ =

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sin 2Θ

cos 2Θ

tan 2Θ

sec 2Θ

1 radian is equal to:

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180°

none of these

If sin Θ + cosec Θ = 2, then sin² Θ + cosec² Θ =

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2

4

0

8

180° = _____________:

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π radians

Which one is a quadrant angle ?

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60°

180°

120°

30°

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1° is equal to:

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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

In circular system the angle is measured in:

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radians

degrees

degrees, minutes

degrees, seconds

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(1 - cos²Θ) (1 + cot²Θ) =

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tan²Θ

0

1

-1

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30°

45°

60°

75°

The system of measurement in which the angle is measured in degrees, and its sub-units, minutes and seconds is called the:

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circular system

sexagesimal system

decimal system

degree system

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

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s

k

r

Θ

The angle between 0° and 360° and co-terminal with - 620° is:

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100°

200°

300°

320°

To convert any angle in degrees into radians, we multiply the measure by:

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(1 - sin²Θ) (1 + tan²Θ) =

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0

1

Θ

-1

The direction of an angle Θ is determined by its:

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value

magnitude

ratio

sign

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Mathematics FA Part 1 Chapter 9 Online Test MCQs With Answers

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