NSTSE (National Science Talent Search Exam Unified Council) Class 9: Questions 320  326 of 2000
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Question number: 320
» Mathematics » Quadrilaterals
Question
Choose the correct statement.
Choices
Choice (4)  Response  

a.  The diagonals of a parallelogram are equal  
b.  The diagonals of a rectangle are perpendicular to each other.  
c.  If the diagonals of a quadrilateral intersect at right angles, it is not necessarily a rhombus.  
d.  Every quadrilateral is either a trapezium or a parallelogram or a kite. 
Question number: 321
» Mathematics » Quadrilaterals
Question
ABCD is a parallelogram in which diagonals intersect at O. If then
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 322
» Mathematics » Lines and Angles
Question
In a if and , then and are
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 323
Question number: 324
Question number: 325
» Mathematics » Triangles
Question
A, B, C are the three angles of a triangle. If , then are
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  All of the above 
Question number: 326
» 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. 
