IMO Mathematics Olympiad Class 9: Questions 380  385 of 919
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Question number: 380
Question
From the adjoining figure, the value of k is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 381
Question
If xcoordinate of a point is zero than this point always lies________.
Choices
Choice (4)  Response  

a.  II quadrant 

b.  Xaxis 

c.  III quadrant 

d.  Yaxis 

Question number: 382
Question
In given figure . Then is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 383
Question
The centroid of a triangle divides each median in the ratio ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 384
Question
The point concurrency of altitudes of a triangle is called ________
Choices
Choice (4)  Response  

a.  Orthocenter 

b.  Incenter 

c.  Circumcenter 

d.  Centroid 

Question number: 385
Question
In figure, S is any point on the side QR of , then ________
Choices
Choice (4)  Response  

a.  PS 

b.  2PS 

c.  4PS 

d.  None of the above 
