IMO Mathematics Olympiad Class 9: Questions 376  379 of 919
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Question number: 376
Question
The area of a quadrilateral, one of whose diagonals is 50 cm long and the perpendiculars from the other two vertices are 14 cm and 21 cm respectively is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 377
Question
In given figure, Then is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 378
Question
XYZ is an equilateral triangle of side. J, K and L are midpoints of PQ, RP and QR respectively. The area of triangle JKL is ________
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 379
Question
A rectangular park 60 m long and 40 m wide has two concrete crossroads running in the middle of the park and rest of the park has been used as a lawn. The area of the lawn is 2109 sq. m. What is the width of the road?
Choices
Choice (4)  Response  

a.  3 m 

b.  6 m 

c.  7 m 

d.  2 m 
