# Triangle, Circle & Constructions (IMO Level 1- Mathematics Olympiad (SOF) Class 10): Questions 1 - 6 of 64

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## Question number: 1

» Triangle, Circle & Constructions

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MCQ▾

### Question

In the given figure then is ________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 2

» Triangle, Circle & Constructions

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MCQ▾

### Question

In the figure , then is ________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 3

» Triangle, Circle & Constructions

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MCQ▾

### Question

J, K and L are respectively the mid-points of sides XY, YZ and XZ of . Find the ratio of the area of .

### Choices

Choice (4)Response

a.

1: 4

b.

3: 5

c.

2: 7

d.

2: 3

## Question number: 4

» Triangle, Circle & Constructions

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MCQ▾

### Question

In the given figure And , then ________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 5

» Triangle, Circle & Constructions

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MCQ▾

### Question

In the adjacent figure, BA and BC are produced to meet CD and AD produced in E and F. then is ________ Figure BA and BC Are Produced to Meet CD & AD Produced in E & F

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 6

» Triangle, Circle & Constructions

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MCQ▾

### Question

Given below are the steps of construction of a pair of tangents to a circle of radius 4 cm from a point on the concentric circle of radius 6 cm. find which of the following step is wrong?

1. Step I: Take a point O on the plane paper and draw a circle of radius . Also, draw a concentric circle of radius .

2. Step II: Find the mid-point A of OB and draw a circle of radius . Suppose this circle intersects the circle of radius 4 cm at P and Q.

3. Step III: Join BP and BQ to get the desired tangents.

### Choices

Choice (4)Response

a.

(1) and (2)

b.

Only (2)

c.

Only (1)

d.

(2) and (3)

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