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CBSE Notes 2011-2012 » X-Mathematics-Term2

# Some Applications of Trigonometry

## When a point is observed, the angle formed by the line of sight with the horizontal when the point b...

Multiple choice question

When a point is observed, the angle formed by the line
of sight with the horizontal when the point being viewed
is below the horizontal level is known as

## When we raise our head to look at the object, the angle formed by the line of sight with the horizon...

Multiple choice question

When we raise our head to look at the object, the angle
formed by the line of sight with the horizontal is known
as

## When we lower our head to look at the object, the angle formed by the line of sight with the horizon...

Multiple choice question

When we lower our head to look at the object, the angle
formed by the line of sight with the horizontal is known as

## When the length of the shadow of a pole is equal to a height of the pole, then the elevation of sour...

Multiple choice question

When the length of the shadow of a pole is equal to a height of the pole, then the elevation of source of light is

## The angle of elevation of the top of a tower from a point 20 metres away from its base is 45

Multiple choice question

The angle of elevation of the top of a tower from a point 20 metres away from its base is 45

## The angle of elevation of the sun, if the length of the shadow of a tower is V3 times the height of ...

Multiple choice question

The angle of elevation of the sun, if the length of the
shadow of a tower is V3 times the height of the tower is