NSTSE (National Science Talent Search Exam Unified Council) Class 9: Questions 76  78 of 2000
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Question number: 76
» Mathematics » Circles
Question
As shown in the figure, ABC is a triangle inscribed in a circle with center O. If then is equal to
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All of the above 

Question number: 77
» Mathematics » Lines and Angles
Question
The basic elements of a triangle are
Choices
Choice (4)  Response  

a.  3 vertices 

b.  3 sides 

c.  3 angles 

d.  All a. , b. and c. are correct 

Question number: 78
» Mathematics » Areas of Parallelograms and Triangles
Question
ABCD is a parallelogram and ‘O’ is the point of intersection of its diagonals AC and BD. If the area of , the area of the parallelogram is ________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

