IMO Mathematics Olympiad (SOF) Class 9: Questions 270  275 of 919
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Question number: 270
Question
An exterior angle of a triangle is 130˚ and one of the interior opposite angle is 45˚. Then the other two angles of a triangle are
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 271
Question
If M (3,6) is the midpoint of line interval XY and X has coordinate (1,1), find the coordinates of Y.
Choices
Choice (4)  Response  

a.  (7,10) 

b.  (7,11) 

c.  (6,11) 

d.  (11,7) 

Question number: 272
Question
is a point, which belongs to the line________.
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 273
Question
The parallel sides of a trapezium are 60 cm and 77 cm and nonparallel sides are 26 cm and 26 cm. The approximate area of trapezium is ________
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Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 274
Question
A running track is the ring formed by two concentric circles. It is 10 feet wide. The circumferences of the two circles differ by about ________.
Choices
Choice (4)  Response  

a.  100 feet 

b.  10 feet 

c.  30 feet 

d.  60 feet 

Question number: 275
» Lines, Angles and Quadrilaterals
Question
The area of trapezium JKLM is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

