# Triangles and Circles (IMO- Mathematics Olympiad (SOF) Class 9): Questions 70 - 73 of 79

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## Question number: 70

» Triangles and Circles

MCQ▾

### Question

In the figure , and . Then K equals ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 71

» Triangles and Circles

MCQ▾

### Question

In the given figure, AD is the bisector of and. Then, are congruent by which criterion?

### Choices

Choice (4) Response

a.

SAS

b.

AAA

c.

ASA

d.

All of the above

## Question number: 72

» Triangles and Circles

MCQ▾

### Question

In the figure , and . If the exterior angle RPU is, then the angle TSR is ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 73

» Triangles and Circles

MCQ▾

### Question

ABC is an equilateral triangle of side. P, Q and R are midpoints of AB, CA and BC respectively. The area of triangle PQR is ________

### Choices

Choice (4) Response

a.

b.

c.

d.

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