Introduction to Euclid's Geometry (IMO Mathematics Olympiad Class 9): Questions 1  6 of 21
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Question number: 1
» Introduction to Euclid's Geometry
Question
The measures of two complementary angles are represented by and. What is the value of x?
Choices
Choice (4)  Response  

a.  40 

b.  30 

c.  10 

d.  20 

Question number: 2
» Introduction to Euclid's Geometry
Question
Two distinct points in a plane determine ________ line.
Choices
Choice (4)  Response  

a.  Tnree 

b.  Two 

c.  Unique 

d.  All of the above 

Question number: 3
» Introduction to Euclid's Geometry
Question
If ∠A and ∠B are complementary angles and m∠A is x˚, which equation can be used to find m∠B which is denoted by y?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 4
» Introduction to Euclid's Geometry
Question
A batsman had a certain average of runs for 16 innings. In the 17^{th} innings, he made a score of 87 runs thereby increasing his average by 3. What is the average after 17 innings?
Choices
Choice (4)  Response  

a.  39 

b.  36 

c.  37 

d.  38 

Question number: 5
» Introduction to Euclid's Geometry
Question
The average of elevenmembers cricket team reduces by 2 when two players of ages 30 and 32 leave the team and two new players of equal age join it. The age of each of the newcomers is________.
Choices
Choice (4)  Response  

a.  22 

b.  12 

c.  20 

d.  62 

Question number: 6
» Introduction to Euclid's Geometry
Question
In the figure , and, if , what is the length of ?
Choices
Choice (4)  Response  

a.  1 

b.  2 

c.  3 

d.  4 
