Math Chapter 9 Class 11 Fundamentals of Trigonometry

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The common starting point of two rays is called:

1/37

One right angle is equal to

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Sexagesimal system is also called

3/37

4/37

3 radian is:

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The angle subtended at the center of a circle by an arc whose length is equal to the radius of
the circle is called:

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7/37

8/37

9/37

0°, 90°, 180°, 270° and 360° are called

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

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?° is equal to

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Straight line angle is equal to

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One rotation in anti-clock wise direction is equal to:

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3600th part of ?° is equal to

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One right angle is equal to

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One rotation in anti-clock wise direction is equal to:

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Straight line angle is equal to

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The angle subtended at the center of a circle by an arc whose length is equal to the radius of
the circle is called:

20/37

??°??′ equal to

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60th part of ?° is equal to

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1° is equal to

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Relation between the length of arc of a circle and the circular measure of it central angle is:

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60th part of ?′ is equal to

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Two rays with a common starting point form:

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Two rays with a common starting point form:

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Angles with same initial and terminal sides are called:

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An angle is in standard position , if its vertex is

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

30/37

The common starting point of two rays is called:

31/37

Sexagesimal system is also called

32/37

1 radian is equal to:

33/37

If the rotation of the angle is counter clock wise, then angle is:

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?° is equal to

35/37

36/37

If the rotation of the angle is counter clock wise, then angle is:

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