Question # 1

A triangle is formed by ______ non-collinear points:

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1

2

3

4

If a²+b²=c²then triangle is called:

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Acute

Right angled

Obtuse

Scalene

a³+b³=..........:

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(a+b)(a²-ab-b²)

(a+b)(a²-ab+b²)

(a+b)(a²-ab-b³)

(a-b)(a²+ab+b²)

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Two linear-equations are said to be __________ if they have exactly the same solution:

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Equal

True

Equivalent

Open

A quadrilateral having each angle 90° is called:

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Rectangle

Parallelogram

Rhombus

Trapezium

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(x-y)²

x-y

1

_______ of rectangle are congruent:

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Diagonals

Heights

Bases

None of these

Factors of 25x²+16a²+40x

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5x+4

(5x+4)²

(5x+4)(5x-4)

(5x-4)²

A triangle in which one of the angles has measured angle to 90 is called _______ triangle:

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Isosceles

Equilateral

Right angled

Scalene

If one angle of a right triangle is of 30°, The hypotenuse is ______ as long as the side opposite to the angle

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Equal

Twice

Thrice

None of these

HCF of p³q-pq³ and p⁵q²-p²q⁵ is:

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pq(p²-q²)

pq(p-q)

p²q²(p-q)

pq(p³-q³)

A triangle having no sides equal is called ________:

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Scalene

Equilateral

Isoceles

None of these

The knowledge of construction of different triangles, rectangles, square etc is very useful in:

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Wood - Working

Graphic art

Metal trade

All of these

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Rational

Polynomial

Surd

Not a surd

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-2

5

-1

-6

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