IMO Level 1 Mathematics Olympiad (SOF) Class 7: Questions 669  671 of 1022
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Question number: 669
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
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
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. 

