# NCO- Cyber Olympiad (SOF) Class 9: Questions 279 - 284 of 522

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## Question number: 279

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MCQ▾

### Question

In a four-sided field, the longer diagonal is 110 m. The perpendiculars from the opposite vertices upon the longer diagonal are 16.6 m and 13.4 m. find the area of the field.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 280

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MCQ▾

### Question

In a four-sided field, the longer diagonal is 200 m. The perpendiculars from the opposite vertices upon the longer diagonal are 15 m and 12 m. find the area of the field.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 281

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MCQ▾

### Question

How many squares are there in the following figure?

### Choices

Choice (4) Response

a.

11

b.

12

c.

10

d.

9

## Question number: 282

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MCQ▾

### Question

When the following figure is folded to form a cube, how many numbers would lie opposite the face bearing five numbers? Unfolded Cube Defines the Numbers Given the unfolded cube for define the numbers and find the opposite the face bearing five numbers

### Choices

Choice (4) Response

a.

3

b.

2

c.

4

d.

1

## Question number: 283

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MCQ▾

### Question

The sum of two angles of a triangle is 106° and their difference is 10°, find all the angles of the triangle

### Choices

Choice (4) Response

a.

50°, 40°, 90°

b.

40°, 50°, 90°

c.

48°, 58°, 74°

d.

30°, 60°, 90°

## Question number: 284

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MCQ▾

### Question

In the following figure a square sheet of paper has been folded and punched as shown. How would the paper look like when unfolded? Square Sheet of Paper is Folded Square sheet of paper punching in circle shape

### Choices

Choice (4) Response

a. Different Punching Design in Paper Sheet – Choice A Here in image define the different punching design for circle in paper sheet

b. Different Punching Design in Paper Sheet – Choice B Here in image define the different punching design for circle in paper sheet

c. Different Punching Design in Paper Sheet – Choice C Here in image define the different punching design for circle in paper sheet

d. Different Punching Design in Paper Sheet – Choice D Here in image define the different punching design for circle in paper sheet