# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 248 - 254 of 929

Access detailed explanations (illustrated with images and videos) to 929 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Unlimited Access for Unlimited Time! View Sample Explanation or View Features.

Rs. 450.00 or

How to register?

## Question number: 248

Edit
MCQ▾

### Question

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

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 249

Edit
MCQ▾

### Question

The Point identified in figure by the Coordinates (-6,4) is ________ Point Identified in Figure by the Coordinates (-6,4)Different points in graph and find the coordinate related point

### Choices

Choice (4)Response

a.

W

b.

Z

c.

X

d.

Y

## Question number: 250

Edit
MCQ▾

### Question

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

## Question number: 251

Edit
MCQ▾

### Question

The area of an isosceles triangle having base 32 cm and one side 20 cm is________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 252

Edit
MCQ▾

### Question

A circular park of 20 metre diameter has a circular path just inside the boundary of width 1 metre. The area of path is ________

### Choices

Choice (4)Response

a.

b.

c.

d.

## Question number: 253

Edit
MCQ▾

### Question

What is the point of concurrency of the perpendicular bisectors in a triangle called ________.

### Choices

Choice (4)Response

a.

Centroid

b.

Incentre

c.

Orthocentre

d.

Circumcentre

## Question number: 254

Edit
MCQ▾

### Question

A covered wooden box has the inner measures as 115 cm, 75 cm, 35 cm and the thickness of wood is 2.5 cm. Then the volume of the wood is________

### Choices

Choice (4)Response

a.

80,000 cu. Cm

b.

82,125 cu. Cm

c.

85,000 cu. Cm

d.

84,000 cu. Cm

Developed by: