# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 209 - 214 of 929

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## Question number: 209

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MCQ▾

### Question

Remainder when is divided by is________

### Choices

Choice (4) Response

a.

b.

c.

0

d.

## Question number: 210

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MCQ▾

### Question

In the figure, form a linear pair and . Then a, b respectively are________ Image Defines Lines POQ and Find a and B Image defines angle POR and QOR and form a linear pair

### Choices

Choice (4) Response

a.

70˚, 110˚

b.

70˚, 120˚

c.

160˚, 70˚

d.

130˚, 50˚

## Question number: 211

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MCQ▾

### Question

If two supplementary angles are in the ratio 2: 3, then the angles is ________

### Choices

Choice (4) Response

a.

140˚, 80˚

b.

185˚, 50˚

c.

72˚, 108˚

d.

160˚, 36˚

## Question number: 212

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MCQ▾

### Question

The angles A, B, C, D, in the parallelogram ABCD are________ Image ABCD is Parallelogram Image ABCD is parallelogram and the different angles

### Choices

Choice (4) Response

a.

90˚, 45˚, 30˚, 15˚

b.

90˚, 45˚, 15˚, 20˚

c.

90˚, 90˚, 90˚, 90˚

d.

30˚, 60˚, 20˚, 40˚

## Question number: 213

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MCQ▾

### Question

In the given figure, and . Then ∠PSX is________ Image Defines the WX and YZ is Two Lines Parallel Image defines WX and YZ is two lines parallels and find the value of ∠PSX

### Choices

Choice (4) Response

a.

90˚

b.

155˚

c.

45˚

d.

60˚

## Question number: 214

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MCQ▾

### Question

Diagonals of a rectangle ABCD intersect at O. if , then ∠DCO is ________

### Choices

Choice (4) Response

a.

70˚

b.

55˚

c.

35˚

d.

110˚