# Basic Geometrical Ideas (IMO- Mathematics Olympiad Class 6): Questions 46 - 51 of 53

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## Question number: 46

» Basic Geometrical Ideas

MCQ▾

### Question

Number of arcs made by two chords on a circle is ________.

### Choices

Choice (4) Response

a.

2

b.

4

c.

1

d.

3

## Question number: 47

» Basic Geometrical Ideas

MCQ▾

### Question

Which of the following is true?

(i) A sector is the region in the interior of a circle enclosed by an arc on one side and a pair of radii on the other two sides.

(ii) A segment of a circle, is region in the interior of the circle enclosed by an arc and a chord.

### Choices

Choice (4) Response

a.

(i) & (ii)

b.

Only (i)

c.

Neither (i) nor (ii)

d.

Only (ii)

## Question number: 48

» Basic Geometrical Ideas

MCQ▾

### Question

Number of arcs made by a chord on a circle is ________.

### Choices

Choice (4) Response

a.

1

b.

3

c.

2

d.

4

## Question number: 49

» Basic Geometrical Ideas

MCQ▾

### Question

Number of line segments possible with three collinear points is ________.

### Choices

Choice (4) Response

a.

1

b.

2

c.

3

d.

Infinite

## Question number: 50

» Basic Geometrical Ideas

MCQ▾

### Question

Three or more points in a plane are said to be collinear if they lie on the ________.

### Choices

Choice (4) Response

a.

Same line

b.

Different lines

c.

Same plane

d.

Same curve

## Question number: 51

» Basic Geometrical Ideas

MCQ▾

### Question

A rectangle is set outside a circle as shown. If the length of the rectangle is 8 cm, then the area of circle is

### Choices

Choice (4) Response

a.

60

b.

50.24

c.

26

d.

52.26

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