Question # 1

The right bisectors of the three sides of n triangle are________:

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Congruent

Collinear

Concurrent

Parallel

If the three altitudes of a triangle are congruent, then the triangle is ______:

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Equilateral

Right angled

Isosceles

Acute angled

___________ Congruent triangles can be made by joining, the mid-points of the sides of a triangle:

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Three

Four

Five

Two

The right bisectors of the sides of _________ triangle intersect each other inside the triangle:

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Obtuse angled

Acute angled

Right angled

Equilateral

The______ altitude of an isosceles triangle are congruent:

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Two

Three

Four

None

One angle on the base of an isosceles triangle is 30° what is the measure of its vertical angle:

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30°

60°

90°

120°

The diagonals of a parallelogram _______ each other:

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Bisect

Trisect

Bisect at right angle

None of these

If a line is too small or too big a ________ scale may be use:

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Suitable

Unsuitable

Inapplicable

Undesirable

The medians of a triangle cut each other in the ratio_____________:

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1:4

1:3

1:2

1:1

The medians of a triangle are:

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1

2

3

4

Medians of a triangle are_________:

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Concurrent

Congruent

Equal

Parallel

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

If two medians of a triangle are congruent then the triangle will be:

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Isoceles

Eqilateral

Right angled

Acuted angled

All three altitudes of __________ are concurrent:

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Triangle

Square

Rectangle

Left angle

The right bisectors of the sides of _________ triangle intersect each other outside the triangle:

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Acute angle

Obtuse angle

Right angle

Adjacent angle

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Mathematics 9th Class English Medium Unit 17 Online Test MCQs With Answers

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