Coordinate Geometry (IMO Mathematics Olympiad Class 10): Questions 20  25 of 81
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Question number: 20
» Coordinate Geometry
Question
Find the area of triangle if the coordinates of vertices are is ________
Choices
Choice (4)  Response  

a.  9 sq. units 

b.  5 sq. units 

c.  2 sq. units. 

d.  3 sq. units 

Question number: 21
» Coordinate Geometry
Question
Find the area of the quadrilateral, the coordinates of whose angular points taken in order are .
Choices
Choice (4)  Response  

a.  8 

b.  6 

c.  12 

d.  10 

Question number: 22
» Coordinate Geometry
Question
Find the area of triangle if the coordinates of vertices are is ________
Choices
Choice (4)  Response  

a.  20.5 sq. units. 

b.  19.3 sq. units 

c.  33.5 sq. units 

d.  45.2 sq. units 

Question number: 23
» Coordinate Geometry
Question
If the centroid of the triangle formed by the points is at the origin, then
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 24
» Coordinate Geometry
Question
Find the area of the triangle whose vertices are and
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 25
» Coordinate Geometry
Question
XYZ is an isosceles triangle. If the coordinates of the base are , then the coordinates of the vertex Z can be
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

