# NSTSE (National Science Talent Search Exam- Unified Council) Class 8: Questions 149 - 155 of 2028

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## Question number: 149

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MCQ▾

### Question

The diagonals of a parallelogram ABCD intersect at O. If and , then is:

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 150

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MCQ▾

### Question

In a rhombus ABCD, the diagonals intersect at “O”. Then triangle ABD is:

### Choices

Choice (4)Response

a.

An isosceles but not a right angled triangle

b.

An isosceles right angled triangle

c.

An equilateral triangle

d.

A right angle but not an isosceles triangle

## Question number: 151

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MCQ▾

### Question

ABCD is a rhombus. If , then is:

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 152

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MCQ▾

### Question

A diagonal of a rectangle is inclined to one side of the rectangle at . The acute angle between the diagonals is:

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 153

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MCQ▾

### Question

The quadrilateral formed by joining the mid-points of the sides of a quadrilateral ABCD, taken in order, is a rhombus if:

### Choices

Choice (4)Response

a.

Diagonals of ABCD are perpendicular

b.

ABCD is a parallelogram

c.

Diagonals of ABCD are equal

d.

ABCD is a rectangle

## Question number: 154

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MCQ▾

### Question

The difference between the greatest and least numbers of is

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 155

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MCQ▾

### Question

If two adjacent angles of a parallelogram are in the ratio 2: 3, then the measure of the angles are:

### Choices

Choice (4)Response

a.

b.

c.

d.

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