# Lines, Angles and Quadrilaterals (IMO- Mathematics Olympiad Class 9): Questions 44 - 48 of 126

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## Question number: 44

MCQ▾

### Question

If two complementary angles are in the ratio 4: 11, then the angles are________

### Choices

Choice (4) Response

a.

56˚, 34˚

b.

61˚, 29˚

c.

24˚, 66˚

d.

30˚, 60˚

## Question number: 45

MCQ▾

### Question

In a parallelogram, the sum of the angle bisectors of two adjacent angles is ________

### Choices

Choice (4) Response

a.

45˚

b.

60˚

c.

90˚

d.

30˚

## Question number: 46

MCQ▾

### Question

The value of x in the given figure is ________

### Choices

Choice (4) Response

a.

118˚

b.

20˚

c.

72˚

d.

223˚

## Question number: 47

MCQ▾

### Question

In the figure, if , then x = ________

### Choices

Choice (4) Response

a.

45˚

b.

60˚

c.

29˚

d.

30˚

## Question number: 48

MCQ▾

### Question

The given figure, PQRS is a trapezium in which ∠P= (y + 15) ˚, ∠Q= (3y + 25) ˚, ∠R = 75˚ and ∠S = x˚ then the value of x and y are________

### Choices

Choice (4) Response

a.

b.

c.

d.

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