# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 244 - 250 of 931

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## Question 244

### Question

MCQ▾

In the figure, and , then

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 245

### Question

MCQ▾

A rectangular field has its length and breadth in the ratio . Its area is 3.75 hectares. The cost of fencing it at ₹ 5 per meter is ________

### Choices

Choice (4)Response

a.

₹ 1000

b.

₹ 400

c.

₹ 500

d.

₹ 4000

## Question 246

### Question

MCQ▾

On plotting the points A (3,3) , B (9,3) , C (12,10) , D (5,10) and joining AB, BC, CD, DA Which of the following figure is obtained?

### Choices

Choice (4)Response

a.

Hexagon

b.

Triangle

c.

Cross

d.

Parallelogram

## Question 247

### Question

MCQ▾

The and are right angles. If , and , then the length of QR and QS respectively is ________

### Choices

Choice (4)Response

a.

15 cm, 16 cm

b.

25 cm, 12 cm

c.

15 cm, 12 cm

d.

16 cm, 15 cm

## Question 248

### Question

MCQ▾

If the altitude of an equilateral triangle is , its area is ________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question 249

### Question

MCQ▾

The Point identified in figure by the Coordinates (-6,4) is ________

### Choices

Choice (4)Response

a.

W

b.

Z

c.

X

d.

Y

## Question 250

### Question

MCQ▾

A triangle and a trapezoid are equal in area. They also have the same altitudes. If the base of the triangle is 18 inches, the mean of the parallel sides of the trapezoid is ________

### Choices

Choice (4)Response

a.

18 inches

b.

9 inches

c.

Not obtained from this data

d.

36 inches