Mathematics [NSTSE (National Science Talent Search Exam Unified Council) Class 9]: Questions 51  52 of 989
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Question number: 51
» Mathematics » Circles
MCQ▾
Question
Two chords AB and CD of a circle cut each other when produced outside the circle at P. AD and BC are joined. If and . Find .
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 52
» Mathematics » Circles
MCQ▾
Question
AB is a chord of a circle with center O and radius 25 cm. If and . Find the length of chord AB.
Choices
Choice (4)  Response  

a.  14 cm  
b.  24 cm  
c.  48 cm  
d.  32 cm 