IMO Mathematics Olympiad (SOF) Class 9: Questions 168  172 of 918
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 918 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 450.00 or
Question number: 168
» 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: 169
» 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. 


Question number: 170
» Lines, Angles and Quadrilaterals
Question
In a parallelogram PQRS, , then the measurement of ∠S is ________
Choices
Choice (4)  Response  

a.  75˚ 

b.  95˚ 

c.  100˚ 

d.  65˚ 

Question number: 171
» Lines, Angles and Quadrilaterals
Question
The angles of quadrilateral are in the ratio . All angles of a quadrilaterals are________
Choices
Choice (4)  Response  

a.  30˚, 90˚, 60˚, 20˚ 

b.  30˚, 60˚, 45˚, 15˚ 

c.  36˚, 60˚, 108˚, 156˚ 

d.  45˚, 20˚, 30˚, 60˚ 

Question number: 172
Question
ABCD is a trapezium, in which and E & F are points on AD & BC respectively. BD is joined. If , , and , then values of x and y are ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

