Quadrilaterals and Practical Geometry (IMO Mathematics Olympiad (SOF) Class 8): Questions 23  27 of 62
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Question number: 23
» Quadrilaterals and Practical Geometry
Question
In a parallelogram PQRS, if, then the others angles are________.
Choices
Choice (4)  Response  

a.  45, 135, 135 

b.  45, 145, 135 

c.  45, 125, 135 

d.  45, 115, 115 

Question number: 24
» Quadrilaterals and Practical Geometry
Question
In the given figure, line CE is drawn parallel to DB. If
and ∠BAD = 110°, ∠ABD = 40°, ∠ADC = 100° and ∠BCD = 80° is given.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 25
» Quadrilaterals and Practical Geometry
Question
Suppose ABCD is a quadrilateral. If its diagonals are congruent and bisect each other, then ABCD is________.
Choices
Choice (4)  Response  

a.  Rhombus 

b.  Square 

c.  Equiangular 

d.  Rectangle 

Question number: 26
» Quadrilaterals and Practical Geometry
Question
MNOP is a rhombus in which the altitude from P to side ON bisects ON. Then is ________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  180° 

Question number: 27
» Quadrilaterals and Practical Geometry
Question
Choose the correct statement.
Choices
Choice (4)  Response  

a.  The diagonals of rectangle are congruent. 

b.  Rhombus all sides are congruent. 

c.  Not all angles of squares are right angle. 

d.  Rectangle has all the sides equal. 
