# Triangle, Circle & Constructions [IMO Level 1- Mathematics Olympiad (SOF) Class 10]: Questions 7 - 13 of 64

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## Question number: 7

» Triangle, Circle & Constructions

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MCQ▾

### Question

is an isosceles triangle in which . Side RS is produced to P such that . Then equals ________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 8

» Triangle, Circle & Constructions

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MCQ▾

### Question

In an isosceles triangle ABC, is bisected by AD where D lies on BC. It is found that . Then equals ________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 9

» Triangle, Circle & Constructions

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MCQ▾

### Question

In rhombus ABCD, =________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 10

» Triangle, Circle & Constructions

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MCQ▾

### Question

In an equilateral triangle PQR, This side QR is trisected at S, then ________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 11

» Triangle, Circle & Constructions

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MCQ▾

### Question

In the given figure, if and , then ________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 12

» Triangle, Circle & Constructions

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MCQ▾

### Question

In equilateral PD is altitude. Then equals ________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 13

» Triangle, Circle & Constructions

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MCQ▾

### Question

In the figure, is isosceles. Then ________

### Choices

Choice (4)Response

a.

b.

c.

d.

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