IMO Mathematics Olympiad Class 9: Questions 194  198 of 919
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Question number: 194
» Lines, Angles and Quadrilaterals
Question
The angles P, Q, R, S in the parallelogram PQRS are________
Choices
Choice (4)  Response  

a.  90˚, 60˚, 90˚, 60˚ 

b.  90˚, 90˚, 90˚, 90˚ 

c.  50˚, 60˚, 30˚, 40˚ 

d.  50˚, 45˚, 80˚, 15˚ 

Question number: 195
» Lines, Angles and Quadrilaterals
Question
The given figure WXYZ is a parallelogram then the values of and are________
Choices
Choice (4)  Response  

a.  78˚, 35˚ 

b.  20˚, 40˚ 

c.  50˚, 60˚ 

d.  35˚, 70˚ 

Question number: 196
» Lines, Angles and Quadrilaterals
Question
The measurement of a window is , if 6 doors are to be fixed in that window in two rows, measurements of each door should be________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 197
» Lines, Angles and Quadrilaterals
Question
Two supplementary angles differ by 72˚. Then the angles are ________
Choices
Choice (4)  Response  

a.  110˚, 61˚ 

b.  119˚, 61˚ 

c.  126˚, 54˚ 

d.  128˚, 52˚ 

Question number: 198
Question
In the given figure, three equilateral triangles have a common vertex then
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

