Mathematics [NSTSE (National Science Talent Search Exam Unified Council) Class 9]: Questions 79  83 of 989
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Question 79
Question
MCQ▾A circle with radius 4.5 units is intersected by a line at points A and B. The maximum possible distance between A and B is
Choices
Choice (4)  Response  

a.  2.25 units  
b.  units  
c.  units  
d.  9 units 
Question 80
Question
MCQ▾ABCD is a parallelogram in which and then = ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question 81
Question
MCQ▾In a if and then the shortest and the largest sides of the triangle are
Choices
Choice (4)  Response  

a.  AB, BC  
b.  AB, AC  
c.  BC, AC  
d.  None of the above 
Question 82
Question
MCQ▾In a rhombus ABCD, the diagonals intersect at O. If , diagonal , then the length of the diagonal AC is ________.
Choices
Choice (4)  Response  

a.  37 cm  
b.  12 cm  
c.  13 cm  
d.  10 cm 
Question 83
Question
MCQ▾The measure of angle y in the given figure is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
