# IMO Level 1- Mathematics Olympiad (SOF) Class 6: Questions 382 - 389 of 1059

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## Question number: 382

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MCQ▾

### Question

If Q is the midpoint of PR and R is the midpoint of QS where P, Q, R, S are collinear, then

### Choices

Choice (4) Response

a.

PR = RS

b.

PS = QR

c.

PQ = QS

d.

PQ = RS

## Question number: 383

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MCQ▾

### Question

A pair of lines which do not intersect at any point are called________.

### Choices

Choice (4) Response

a.

Concurrent lines

b.

Intersecting lines

c.

Perpendicular lines

d.

Parallel lines

## Question number: 384

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MCQ▾

### Question

In a right angled triangle if an angle measures , then the measure of other angle is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 385

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MCQ▾

### Question

The correct expanded form for 2.06 is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 386

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MCQ▾

### Question

The basic elements of a square are

### Choices

Choice (4) Response

a.

4 sides

b.

4 vertices

c.

4 angles

d.

All a. , b. and c. are correct

## Question number: 387

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MCQ▾

### Question

Set of points extending infinitely in all directions on the same flat surface is ________.

### Choices

Choice (4) Response

a.

Line segment

b.

Point

c.

Line

d.

Plane

## Question number: 388

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MCQ▾

### Question

In an isosceles triangle if an angle measures , then the measure of other angles is

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 389

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MCQ▾

### Question

In the given figure, points C, O, B are collinear and and BOD = DOE. Find the values of a, b and c as shown in figure (Figure is now drawn on scale).

### Choices

Choice (4) Response

a.

b.

c.

d.