# IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 669 - 671 of 1022

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## Question number: 669

Edit
MCQ▾

### Question

In the given figure, and , then

### Choices

Choice (4)Response

a.

PA = OB

b.

OP = BQ

c.

AP = QB

d.

OA = OQ

## Question number: 670

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MCQ▾

### Question

If the two legs of a right angled triangle are equal and the square of the hypotenuse is 100 , then the length of each leg is ________.

### Choices

Choice (4)Response

a.

cm

b.

cm

c.

cm

d.

10 cm

## Question number: 671

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MCQ▾

### Question

In the figure (not drawn to scale), ABC is an equilateral triangle and DAB is an isosceles triangle with DA = DB, find y.

### Choices

Choice (4)Response

a.

b.

c.

d.

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