# IMO- Mathematics Olympiad Class 9: Questions 173 - 176 of 919

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## Question number: 173

MCQ▾

### Question

ABCD is a trapezium, in which and E & F are points on AD & BC respectively. BD is joined. If , , and , then values of x and y are ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 174

MCQ▾

### Question

In the adjacent figure, PQRS is a rhombus whose diagonals PR and QS intersect at a point O if side PQ = 20 cm and diagonal QS = 24 cm, the length of diagonal PR is ________

### Choices

Choice (4) Response

a.

30

b.

28

c.

32

d.

34

## Question number: 175

MCQ▾

### Question

The sides BA and DC of the quadrilateral ABCD are produced as shown in the figure, then________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 176

MCQ▾

### Question

The supplement of an angle is 30 more than five times its complement. Find the measure of the angle

### Choices

Choice (4) Response

a.

65˚

b.

67.5˚

c.

56˚

d.

38˚

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