# IMO Level 1- Mathematics Olympiad (SOF) Class 9: Questions 126 - 130 of 931

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## Question 126

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### Question

MCQ▾

In the figure, a is greater than b by one fifth of a right angle. Then a, b respectively are________

### Choices

Choice (4)Response
a.99˚, 81˚
b.50˚, 120˚
c.130˚, 60˚
d.120˚, 110˚

## Question 127

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### Question

MCQ▾

In the figure, if , then x = ________

### Choices

Choice (4)Response
a.70˚
b.55˚
c.45˚
d.60˚

## Question 128

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### Question

MCQ▾

In the adjoining figure, circles with centres at L, M and N each have a radius of 2 units and are placed as shown here. If PQRS is the smallest rectangle that will enclose the 3 circles, what is the area of PQRS?

### Choices

Choice (4)Response
a.12 sq. units
b.16 sq. units
c.8 sq. units
d.32 sq. units

## Question 129

Edit

### Question

MCQ▾

The value of x in the given figure is ________

### Choices

Choice (4)Response
a.116˚
b.118˚
c.114˚
d.120˚

## Question 130

Edit

### Question

MCQ▾

In the given figure, then value of x is________.

### Choices

Choice (4)Response
a.110˚
b.112˚
c.105˚
d.115˚