# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 132 - 137 of 929

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## Question number: 132

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MCQ▾

### Question

If two supplementary angles are in the ratio 4: 5, then the angles is ________

### Choices

Choice (4) Response

a.

60˚, 120˚

b.

40˚, 50˚

c.

80˚, 100˚

d.

85˚, 95˚

## Question number: 133

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MCQ▾

### Question

In the figure line P|| line Q|| line R. their transversal line x and line y, cut them at point A, B, C and D, E, F respectively. If find ________ Image Shows the Lines X and Y Image 3 parallel line and 2 transversal lines and find the line value

### Choices

Choice (4) Response

a.

5.5

b.

3.3

c.

6.6

d.

4.4

## Question number: 134

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MCQ▾

### Question

If , and, then x and y respectively are ________ Image Define PQ and RS Parallel Line Find X, Y Image PQ and RS parallel line and find x and y

### Choices

Choice (4) Response

a.

20˚, 85˚

b.

60˚, 78˚

c.

30˚, 45˚

d.

30˚, 90˚

## Question number: 135

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MCQ▾

### Question

The angles of a triangle are in the ratio . The triangle is ________

### Choices

Choice (4) Response

a.

Isosceles

b.

Obtuse

c.

Acute

d.

Right

## Question number: 136

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MCQ▾

### Question

In figure below, if , and , find ∠PVT, ∠VTU and ∠UVT. Image Defines Angles Value Image defines the angles values and find the other angles value

### Choices

Choice (4) Response

a.

54˚

b.

57˚

c.

55˚

d.

56˚

## Question number: 137

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MCQ▾

### Question

Diagonals of a rectangle PQRS intersect at O. If∠POS = 86˚, then ∠RQO is ________

### Choices

Choice (4) Response

a.

68˚

b.

50˚

c.

79˚

d.

47˚