# Triangles and Circles (IMO- Mathematics Olympiad Class 9): Questions 37 - 40 of 79

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## Question number: 37

» Triangles and Circles

MCQ▾

### Question

If two medians of a triangle are equal, then the triangle is ________

### Choices

Choice (4) Response

a.

Scalene triangle

b.

Equilateral triangle

c.

Right angle triangle

d.

Isosceles triangle

## Question number: 38

» Triangles and Circles

MCQ▾

### Question

An exterior angle of a triangle is 139˚ and one of the interior opposite angle is 49˚. Then the other two angles of a triangle are

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 39

» Triangles and Circles

MCQ▾

### Question

In the adjoining figure, the value of is________.

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 40

» Triangles and Circles

MCQ▾

### Question

C1 is a circle of radius 6 cm, C2 is a circle of radius 8 cm. Jyoti wants the two circles to touch tangentially. She knows that there are two possibilities for the distance between their centers. What are these two distances?

### Choices

Choice (4) Response

a.

6 cm and 8 cm

b.

2 cm and 14 cm

c.

3 cm and 4 cm

d.

2 cm and 8 cm

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