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. 
