Mathematics [NSTSE (National Science Talent Search Exam Unified Council) Class 9]: Questions 164  169 of 989
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Question number: 164
» Mathematics » Quadrilaterals
Question
A quadrilateral in which diagonals are equal and bisect each other perpendicularly in a ________.
Choices
Choice (4)  Response  

a.  Rectangle which is not a square  
b.  Rhombus which is not a square  
c.  Square  
d.  All of the above 
Question number: 165
» Mathematics » Lines and Angles
Question
A rotating ray after making a complete rotation coincides with its initial position. The angle formed is
Choices
Choice (4)  Response  

a.  Right angle  
b.  Reflex angle  
c.  Complete angle  
d.  Straight angle 
Question number: 166
» Mathematics » Circles
Question
AB is a chord of a circle of radius 4.2 cm and P is a point on it which divided it into two parts in the ratio 7: 9. If P is 3.8 cm distant from the center O, the length of AB is
Choices
Choice (4)  Response  

a.  5.44 cm  
b.  8 cm  
c.  1.36 cm  
d.  2.72 cm 
Question number: 167
» Mathematics » Lines and Angles
Question
In a right angled triangle if an angle measures then the measure of other angle is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 168
» Mathematics » Circles
Question
The radius of a circle is 5 cm. AB and CD are two parallel chords 5.4 cm apart. If cm then CD is equal to
Choices
Choice (4)  Response  

a.  11 cm  
b.  4 cm  
c.  6 cm  
d.  14 cm 
Question number: 169
» Mathematics » Quadrilaterals
Question
LMNO is a square A, B, C, D are the midpoints of four sides. Then the figure ABCD is
Choices
Choice (4)  Response  

a.  Parallelogram  
b.  Square  
c.  Rectangle  
d.  Trapezium 