IMO Level 1 Mathematics Olympiad (SOF) Class 9: Questions 301  307 of 929
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Question number: 301
Question
The locus of a point equidistant from the three vertices of a triangle is ________
Choices
Choice (4)  Response  

a.  Circumcenter  
b.  Centroid  
c.  Incenter  
d.  Orthocenter 
Question number: 302
Question
The area of rhombus is and one of its diagonals is 4 cm. its perimeter is ________
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 303
» Lines, Angles and Quadrilaterals
Question
In the figure, the value of x if , is ________
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 304
Question
If all medians of a triangle are equal, then the triangle is ________
Choices
Choice (4)  Response  

a.  Isosceles triangle  
b.  Right angle triangle  
c.  Equilateral triangle  
d.  Scalene triangle 
Question number: 305
Question
In the given figure, a square PQRS has been inscribed in the quadrant PARB. If PQ = 16 cm, then the area of the shaded region is [Take ] ________
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 306
» Lines, Angles and Quadrilaterals
Question
In the adjoining figure, and If and then ________
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 307
Question
The volume of a sphere is the curved surface of its sphere is ________
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 
