NSTSE (National Science Talent Search Exam Unified Council) Class 9: Questions 21  23 of 2000
Access detailed explanations (illustrated with images and videos) to 2000 questions. Access all new questions we will add tracking exampattern and syllabus changes. Unlimited Access for Unlimited Time!
View Sample Explanation or View Features.
Rs. 550.00 or
How to register?
Question number: 21
» Mathematics » Circles
MCQ▾
Question
The radius of a circle is 2.5 cm. AB and CD are two parallel chords 2.7 cm apart. If cm then CD is equal to
Choices
Choice (4)  Response  

a.  5.2 cm  
b.  3 cm  
c.  7.3 cm  
d.  8 cm 
Question number: 22
» Mathematics » Lines and Angles
MCQ▾
Question
Two adjacent angles whose sum is is called
Choices
Choice (4)  Response  

a.  Linear pair  
b.  Complementary angles  
c.  Vertically opposite angles  
d.  Question does not provide sufficient data or is vague 
Question number: 23
» Mathematics » Lines and Angles
MCQ▾
Question
In the figure find x if .
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
