# Lines, Angles and Quadrilaterals (IMO- Mathematics Olympiad (SOF) Class 9): Questions 115 - 119 of 126

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## Question number: 115

» Lines, Angles and Quadrilaterals

MCQ▾

### Question

From the adjoining figure . Then the value of x is ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 116

» Lines, Angles and Quadrilaterals

MCQ▾

### Question

The sum of the interior angles of a polygon is three times the sum of its exterior angles. Then number of sides in a polygon is ________.

### Choices

Choice (4) Response

a.

8

b.

9

c.

5

d.

7

## Question number: 117

» Lines, Angles and Quadrilaterals

MCQ▾

### Question

In parallelogram ABCD. . The altitudes corresponding to the sides CD and AD are respectively 9 cm and 11 cm. Find AD.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 118

» Lines, Angles and Quadrilaterals

MCQ▾

### Question

Two regular polygons are such that the ratio between their no. of sides is 1: 2 and the ratio of measures of their interior angles is 4: 7. Find the number of sides of each polygon

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 119

» Lines, Angles and Quadrilaterals

MCQ▾

### Question

In the figure, the value of x if , is ________

### Choices

Choice (4) Response

a.

b.

c.

d.

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