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Grade: 12
        

 The incentre of the triangle with vertices (1,√3 ), (0, 0) and (2, 0) is :
(A) (1,√3/2)                              (B) (2/3,1/√3)
(C) (2/3,√3/2)                           (D) (1,1/√3)

10 years ago

Answers : (2)

Ramesh V
70 Points
							

since the given triangle is equilateral ,

its incentre is same as centroid

I(x,y) = (1+0+2 / 3 , 1.732 + 0 +0 /3)

         = ( 1 , 1/31/2)

option D

--

regards

Ramesh

10 years ago
Ashwin Sheoran
44 Points
							
We know that the given triangle is equilateral triangle therefore its incenter and its centroid should be the same the applying the formula of the centroid we get that the coordinates of the incenter are (1,1/3^(1÷2))
one year ago
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