MathematicsUnderstanding Elementary Shapes (NSTSE Class 6): Questions 78  84 of 107
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Question number: 78
» Mathematics » Understanding Elementary Shapes
Question
The vertically opposite angle of is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 79
» Mathematics » Understanding Elementary Shapes
Question
The measure of ∠DBC in the following figure
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 80
» Mathematics » Understanding Elementary Shapes
Question
The measure of ∠QOR in the following figure is
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 81
» Mathematics » Understanding Elementary Shapes
Question
An angle which is equal to is called
Choices
Choice (4)  Response  

a.  Complete angle  
b.  Obtute angle  
c.  Straight angle  
d.  Right angle 
Question number: 82
» Mathematics » Understanding Elementary Shapes
Question
As shown in below figure, one angle is 90°. Find another angle A.
Choices
Choice (4)  Response  

a.  80°  
b.  360°  
c.  120°  
d.  90° 
Question number: 83
» Mathematics » Understanding Elementary Shapes
Question
At 3 o’clock the angle formed between the hands of a clock is
Choices
Choice (4)  Response  

a.  perpendicular angle  
b.  Straight angle  
c.  Right angle  
d.  None of the above 
Question number: 84
» Mathematics » Understanding Elementary Shapes
Question
A triangle with the sides measuring 13 cm, 9 cm and 14 cm is called
Choices
Choice (4)  Response  

a.  Scalene triangle  
b.  Equilateral triangle  
c.  Isosceles triangle  
d.  None of the above 