IMO Level 1 Mathematics Olympiad (SOF) Class 9: Questions 170  175 of 929
Access detailed explanations (illustrated with images and videos) to 929 questions. Access all new questions we will add tracking exampattern and syllabus changes. Unlimited Access for Unlimited Time! View Sample Explanation or View Features.
Rs. 450.00 or
How to register?
Question number: 170
» Lines, Angles and Quadrilaterals
Question
In a parallelogram PQRS, , then the measurement of ∠S is ________
Choices
Choice (4)  Response  

a.  65˚  
b.  100˚  
c.  75˚  
d.  95˚ 
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.  45˚, 20˚, 30˚, 60˚  
d.  36˚, 60˚, 108˚, 156˚ 
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. 

Question number: 173
» Lines, Angles and Quadrilaterals
Question
In the adjacent figure, PQRS is a rhombus whose diagonals PR and QS intersect at a point O if side PQ = 20 cm and diagonal QS = 24 cm, the length of diagonal PR is ________
Choices
Choice (4)  Response  

a.  30  
b.  28  
c.  32  
d.  34 
Question number: 174
» Lines, Angles and Quadrilaterals
Question
The sides BA and DC of the quadrilateral ABCD are produced as shown in the figure, then________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 175
» Lines, Angles and Quadrilaterals
Question
The supplement of an angle is 30 more than five times its complement. Find the measure of the angle
Choices
Choice (4)  Response  

a.  38˚  
b.  65˚  
c.  67.5˚  
d.  56˚ 