Mathematics [NSTSE (National Science Talent Search Exam Unified Council) Class 9]: Questions 107  109 of 989
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Question 107
Question
MCQ▾In a parallelogram ABCD, and . Each of its diagonals is less than ________.
Choices
Choice (4)  Response  

a.  24 cm  
b.  12.5 cm  
c.  25.3 cm  
d.  2.3 cm 
Question 108
Question
MCQ▾If A: Two triangles are said to be congruent if two sides and one angle of one triangle are respectively equal to the two sides and an angle of the other and
R: Two triangles are congruent if two sides and the included angle of one must be equal to the corresponding two sides and included angle of the other triangle.
Then which of the following statement is correct?
Choices
Choice (4)  Response  

a.  A is false and R is correct explanation of A  
b.  A is true and R is correct explanation of A  
c.  A is true and R is false  
d.  None of the above 
Question 109
Question
MCQ▾ABCD is a parallelogram as shown in below figure. If and O is midpoint of AB, then is equal to:
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
