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The incentre of the triangle ABC where ...

The incentre of the triangle ABC where A(-36, 7) B (20,7) and C (0,-8) is

A

`((sqrt(105))/(3))`

B

`(2)/(3)`

C

`((sqrt(211))/(3))`

D

`((sqrt(205))/(3))`

Text Solution

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The correct Answer is:
D
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Knowledge Check

  • The circumcentre of the triangle with vertices (0, 30), (4,0) and (30,0) is

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    (10,10)
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    (10, 12)
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    `2sqrt3`
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    `3sqrt2`
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  • The centroid of triangle ABC, where A(2a,2,6),B(-4,3b,-10) and C(8,14,2c) is the origin then (a,b,c) is

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