Mathematics [NSTSE (National Science Talent Search Exam Unified Council) Class 9]: Questions 328  334 of 989
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Question 328
Question
MCQ▾The perimeter of a square is , Its area is ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question 329
Question
MCQ▾An angle which is equal to is called
Choices
Choice (4)  Response  

a.  Complete angle  
b.  Obtuse angle  
c.  Acute angle  
d.  Right angle 
Question 330
Question
MCQ▾Which of the following statements is true?
Choices
Choice (4)  Response  

a.  Two squares having the same side length are congruent  
b.  Two line segments having the same length are congruent  
c.  Two circles having the same radius are congruent  
d.  All a. , b. and c. are correct 
Question 331
Question
MCQ▾The chord of the larger of two concentric circles is tangent to the smaller circle and has length ‘a’. The area enclosed between the concentric circles is
Choices
Choice (4)  Response  

a. 
 
b.  Cannot be determined from given data  
c. 
 
d. 

Question 332
Question
MCQ▾If x, y and z are the sides of a triangle, then
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question 333
Question
MCQ▾Supplementary angle of is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question 334
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.  6 cm  
b.  12 cm  
c.  3 cm  
d.  8 cm 