Quadrilaterals and Practical Geometry (IMO Mathematics Olympiad Class 8): Questions 14  21 of 62
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Question number: 14
» Quadrilaterals and Practical Geometry
Question
The number of sides of a regular polygon whose each exterior angle has a measure of is________.
Choices
Choice (4)  Response  

a.  10 

b.  6 

c.  8 

d.  3 

Question number: 15
» Quadrilaterals and Practical Geometry
Question
Four angles of a quadrilateral are in the ratio 4: 8: 16: 32. The greatest angle is________.
Choices
Choice (4)  Response  

a.  150 

b.  144 

c.  192 

d.  120 

Question number: 16
» Quadrilaterals and Practical Geometry
Question
The exterior angle of a regular polygon is onehalf of its interior angle. How many sides has the polygon?
Choices
Choice (4)  Response  

a.  5 

b.  8 

c.  4 

d.  6 

Question number: 17
» Quadrilaterals and Practical Geometry
Question
Sum of the exterior angle of quadrilateral is________.
Choices
Choice (4)  Response  

a.  120 

b.  450 

c.  360 

d.  180 

Question number: 18
» Quadrilaterals and Practical Geometry
Question
The exterior angle of a regular polygon is onefifth of its interior angle. How many sides has the polygon?
Choices
Choice (4)  Response  

a.  8 

b.  4 

c.  12 

d.  10 

Question number: 19
» Quadrilaterals and Practical Geometry
Question
Which of the following quadrilateral has four right angles?
Choices
Choice (4)  Response  

a.  Square 

b.  Rectangle 

c.  Rhombus 

d.  Square and rectangle 

Question number: 20
» Quadrilaterals and Practical Geometry
Question
If a quadrilateral has all equal sides and parallel opposite sides, it is called________.
Choices
Choice (4)  Response  

a.  Rectangle 

b.  Parallelogram 

c.  Rhombus 

d.  Kite 

Question number: 21
» Quadrilaterals and Practical Geometry
Question
The number of sides of a regular polygon whose each interior angle has a measure of is________.
Choices
Choice (4)  Response  

a.  3 

b.  8 

c.  6 

d.  5 
