# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 198 - 203 of 929

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## Question number: 198

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MCQ▾

### Question

In the given figure, AB is a mirror, PQ is the incident ray and QR is the reflected ray. If ∠PQR = 136˚, then ∠PQA is ________ Image Defines Angles ∠PQRImage defines the angles and find the one angle

### Choices

Choice (4)Response

a.

24˚

b.

21˚

c.

26˚

d.

22˚

## Question number: 199

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MCQ▾

### Question

If , then which of the following expressions holds?

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 200

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MCQ▾

### Question

If one leg of an isosceles right-angles triangle is increased by 6 cm and the other leg is increased by 4 cm, then change in area of the triangle is 24 sq. cm. find the length of the leg of the original triangle.

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 201

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MCQ▾

### Question

In the given figure, the value of y is ________ Image Defines the Different Angles and Find the Value of YImage defines the different angles and find the value of y Image defines the different angles and find the value of y

### Choices

Choice (4)Response

a.

10

b.

20

c.

24

d.

22

## Question number: 202

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MCQ▾

### Question

In the given figure, , and , find Image Shows Lines and Angles ValueImage defines the angles values and find the value of ∠QRS

### Choices

Choice (4)Response

a.

55˚

b.

50˚

c.

45˚

d.

60˚

## Question number: 203

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MCQ▾

### Question

Ray OE bisects ∠AOB and OF is the ray opposite OE, then ∠FOB = ________ Image Defines Ray OE Bisects ∠AOB and of is the Ray Opposite OEImage defines Ray OE bisects ∠AOB and OF is the ray opposite OE and find ∠FOB

### Choices

Choice (4)Response

a.

∠BOE

b.

∠FOE

c.

∠AOE

d.

∠FOA

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