IMO Mathematics Olympiad Class 9: Questions 173  176 of 919
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Question number: 173
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: 174
» 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: 175
» 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: 176
» 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.  65˚ 

b.  67.5˚ 

c.  56˚ 

d.  38˚ 
