IMO Mathematics Olympiad Class 5: Questions 518  522 of 837
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Question number: 518
Question
Mona is facing NorthWest after turning through an angle of in the anticlockwise direction. She was facing ________.
Choices
Choice (4)  Response  

a.  East 

b.  SouthEast 

c.  North 

d.  SouthWest 

Question number: 519
» Geometry
Question
Which angle has a measure that is exactly 180?
Choices
Choice (4)  Response  

a.  Straight 

b.  Obtuse 

c.  Congruent 

d.  Acute 

Question number: 520
» Geometry
Question
How many chords and radii are there respectively?
Choices
Choice (4)  Response  

a.  3, 2 

b.  5, 3 

c.  7, 2 

d.  None of the above 

Question number: 521
» Geometry
Question
Find the area of the unshaded part of the given figure.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 522
» Geometry
Question
The shaded area in the diagram below represents the pond in the park. What is the area of the pond?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

