Question # 1

The first mathematician who gave the idea of algorithm was:

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Henry Briggs

John Napier

Musa Al Khwarizmi

Jobst Burgi

Factorize 3x²-75y²

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(x+3)(x+75y)

3(x+25y)(x-25y)

3(x-25y)(x-25y)

3(x+5y)(x-5y)

If adjacent angles of two intersecting lines are congruent then lines are ______ to each other:

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Parallel

Perpendicular

Both a and b

None of these

Opposite sides are congruent in a __________:

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Triangle

Parallelogram

Trapezium

Rhombus

Diagonals of a parallelogram divide the parallelogram into ________ congruent triangles.

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Two

Three

Four

Five

The point of concurrency of the three altitudes of a triangle is called:

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Centroid

Orthocenter

Circumcentre

Incentre

Symbol used for Congruent triangles:

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0

0.4343

infinity

1

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Three non-collinear points determine a __________

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Line

Plane

Curve

Space

The factors of x²-5x+6 are:

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x+1, x-6

x-2, x-3

x+6, x-1

x+2, x+3

The idea of matrices was given by

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Aurthur Cayley

Briggs

Al-Khawarzmi

Thomas Harriot

The ________ of a triangle is the part of the plane enclosed by the triangle:

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Interior

Exterior

Union

Altitude

If two are more algebraic expression are given then their common factors of highest power is called of the expressions:

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LCM

HCF

Multiplication

Square root

H.C.F of x-2 and x²+x-6 is _______:

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x²+x-6

x+3

x-2

x+2

Obtuse angle triangle having ________ angles are greater then 90°:

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1

2

3

4

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