# Practical Geometry - Lines and Angles (IMO- Mathematics Olympiad Class 7): Questions 18 - 23 of 73

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## Question number: 18

» Practical Geometry - Lines and Angles

MCQ▾

### Question

Two angles are complement. One angle less than the other. Find the greater complement angle?

### Choices

Choice (4) Response

a.

b.

50°

c.

d.

40°

## Question number: 19

» Practical Geometry - Lines and Angles

MCQ▾

### Question

In the figure, PQRS is a trapezium with PQ parallel to SR, and is a straight line. Find Y.

### Choices

Choice (4) Response

a.

b.

c.

80°

d.

## Question number: 20

» Practical Geometry - Lines and Angles

MCQ▾

### Question

If an angle is its own complementary angle, then its measure is ________.

### Choices

Choice (4) Response

a.

b.

c.

45°

d.

## Question number: 21

» Practical Geometry - Lines and Angles

MCQ▾

### Question

In the figure PQ is parallel to RS. Which of the following statement is true?

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 22

» Practical Geometry - Lines and Angles

MCQ▾

### Question

An angle is less than two times of its complement, then the smaller angle is ________.

### Choices

Choice (4) Response

a.

b.

c.

50°

d.

30°

## Question number: 23

» Practical Geometry - Lines and Angles

MCQ▾

### Question

An angle is less than three times of its supplement, then the greater angle is ________.

### Choices

Choice (4) Response

a.

b.

56°

c.

d.

125°

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