Question # 1

The circular region bounded by an arc of a circle and its two corresponding radial segments is called a:

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Sectorof the circle

Areaof the circle

Radiusof the circle

Circumferenceof the circle

Quadratic equation is also known as equation of:

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Standard form

Polynomials

Second degree

Higher order

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An angle which is equal to 90° is called:

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right angle

obtuse angle

acute angle

none of these

If an object is above the level of observation then angle formed between the horizontal line and observer's line of sight is called:

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Angle of dispersion

Angle of elevation

Obtuse angle

None of these

The angle subtended by an arc at the centre of a circle is called its:

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Outer angle

Centralangle

Complementaryangle

Supplementaryangle

Triangle with sides 5cm , 7cm 8cm is a ____________ triangle:

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obtuse angle

right angle

acute angle

quadrant angle

An arc substends a central angle of 40° then corresponding chord will substend a central angle of ________:

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20°

40°

60°

80°

Sum of the deviations of values x from its mean is always ''i.e ∑(x-x̅)’is to equal:

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itself

zero

median

mode

if a=1, b=-3 and c= 3, then discriminant is:

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3

-2

2

-3

A∩ A^c= ...........................

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∪

A^c

∅

A

Perpendicular bisectors of sides of the triangle provides the:

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Radius

Segment

Diameter

Centre

Cos 30^o =.....................

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1/2

√3/2

2

2/√3

Standard form of quadratic equation is:

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tanθ,cotθ= ..........................

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Sinθ

Sec θ

1

0

The fourth proportional w of x : y::v : w is:

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xyv

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