Lines, Angles and Quadrilaterals (IMO Mathematics Olympiad Class 9): Questions 58  62 of 126
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Question number: 58
» Lines, Angles and Quadrilaterals
Question
The supplementary angle of an angle is one fifth of itself. Then the angle of its supplement are________
Choices
Choice (4)  Response  

a.  150˚, 30˚ 

b.  160˚, 20˚ 

c.  160˚, 130˚ 

d.  150˚, 45˚ 

Question number: 59
» Lines, Angles and Quadrilaterals
Question
The supplementary angle of an angle is one third of itself. Then the angle of its supplement are________
Choices
Choice (4)  Response  

a.  120˚, 360˚ 

b.  60˚, 180˚ 

c.  135˚, 45˚ 

d.  60˚, 120˚ 

Question number: 60
» Lines, Angles and Quadrilaterals
Question
If a straight line meets two other straight lines so as to make the sum of the two interior angles on one side of the transversal less than two right angles, then the other straight lines extended infinitely, will meet ________ the transversal
Choices
Choice (4)  Response  

a.  On 

b.  On another side of 

c.  Can’t be determined 

d.  On that side of 

Question number: 61
» Lines, Angles and Quadrilaterals
Question
The measure of an angle is twice times the measure of its supplementary angle. Then the angles are________
Choices
Choice (4)  Response  

a.  40˚, 160˚ 

b.  18˚, 72˚ 

c.  50˚, 200˚ 

d.  120˚, 60˚ 

Question number: 62
» Lines, Angles and Quadrilaterals
Question
In figure, lines a and b intersect at O. if, the value of y, z and u respectively is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

