# NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 357 - 362 of 2000

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## Question number: 357

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MCQ▾

### Question

In a rhombus ABCD, the diagonals intersect at O. If , diagonal , then the length of the diagonal AC is ________.

### Choices

Choice (4) Response

a.

41 cm

b.

18 cm

c.

39 cm

d.

9 cm

## Question number: 358

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MCQ▾

### Question

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

### Choices

Choice (4) Response

a.

WXYZ is a parallelogram

b.

Diagonals of WXYZ are equal

c.

WXYZ is a rectangle

d.

Diagonals of WXYZ are perpendicular

## Question number: 359

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MCQ▾

### Question

ABCD is a quadrilateral. and . Then ABCD can be called

### Choices

Choice (4) Response

a.

Rhombus

b.

Parallelogram

c.

Square

d.

Question does not provide sufficient data or is vague

## Question number: 360

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MCQ▾

### Question

Two sides of a triangle are 6 and 11 units. Which of the following length can be the length of the third side?

### Choices

Choice (4) Response

a.

19 cm

b.

17 cm

c.

13 cm

d.

5 cm

## Question number: 361

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MCQ▾

### Question

AB is a chord of length 30 cm of a circle with center O and radius 17 cm. If Find the distance of the chord from the center.

### Choices

Choice (4) Response

a.

4 cm

b.

16 cm

c.

8 cm

d.

13 cm

## Question number: 362

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MCQ▾

### Question

The ratio of the areas of two squares is 121: 169. The ratio of their perimeter in the same order is ________.

### Choices

Choice (4) Response

a.

16: 21

b.

21: 16

c.

11: 13

d.

13: 11

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