Coordinate Geometry (IMO Mathematics Olympiad Class 9): Questions 20  25 of 42
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Question number: 20
» Coordinate Geometry
Question
If the purple angle is 40˚ and the yellow one is 30˚ what is the measure of aqua angle?
Choices
Choice (4)  Response  

a.  140˚ 

b.  110˚ 

c.  120˚ 

d.  130˚ 

Question number: 21
» Coordinate Geometry
Question
The distance between the points P (5, 3) and Q (5, 6) is calculated as
Choices
Choice (4)  Response  

a.  4 

b.  3 

c.  3 

d.  4 

Question number: 22
» Coordinate Geometry
Question
If the point (2, 5) lies on the graph of the equation , find the value of a.
Choices
Choice (4)  Response  

a.  6 

b.  8 

c.  9 

d.  7 

Question number: 23
» Coordinate Geometry
Question
A rectangle with perimeter 88cm is partitioned into 5 congruent rectangles, as indicated in the diagram. The perimeter of each of the congruent rectangle is ________.
Choices
Choice (4)  Response  

a.  48 cm 

b.  30 cm 

c.  40 cm 

d.  34 cm 

Question number: 24
» Coordinate Geometry
Question
The distance between the points P (6, 6) and Q (2, 2) is calculated as
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 25
» Coordinate Geometry
Question
Write the coordinate of each the points P, Q, R, S and T from the figure
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

