# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 272 - 276 of 929

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## Question number: 272

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MCQ▾

### Question

The parallel sides of a trapezium are 60 cm and 77 cm and non-parallel sides are 26 cm and 26 cm. The approximate area of trapezium is ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 273

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MCQ▾

### Question

A running track is the ring formed by two concentric circles. It is 10 feet wide. The circumferences of the two circles differ by about ________.

### Choices

Choice (4) Response

a.

30 feet

b.

10 feet

c.

60 feet

d.

100 feet

## Question number: 274

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MCQ▾

### Question

The area of trapezium JKLM is ________ Given the JKLM is a Trapezium Given the JKLM is a trapezium find the area

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 275

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MCQ▾

### Question

The angle between two altitudes of a parallelogram through the vertex of an obtuse angle of the parallelogram is 60°, Then the angles of the parallelogram is ________

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 276

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MCQ▾

### Question

In the given figure, the area of shaded portion is ________ Given the PQS and PQR is a Triangle Given the PQS and PQR is a triangle and also define the PR = 52 cm, QR = 48 cm, QS = 16 cm and PS = 12 cm find the shaded area region

### Choices

Choice (4) Response

a.

b.

c.

d.