Find the inxentre of a ∆ whose vertices are A(1,1) B(2,-3),C (3,4)
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incentre's farmula-
X=x1+x2+x3 , Y=y1+y2+y3
________ _______
3. 3
put the value this farmula_
X=x1+x2+x3 ,Y=y1+ y2+ y3
________ ________
3 3
X=1+2+3 Y=1+(-3)+4
____ ______
3. 3
X=6 Y=1-3+4
__ ____
3. 3
X=2 Y=2
__
3
triangle ABC 's incentre= (2,2
( __
3
X=x1+x2+x3 , Y=y1+y2+y3
________ _______
3. 3
put the value this farmula_
X=x1+x2+x3 ,Y=y1+ y2+ y3
________ ________
3 3
X=1+2+3 Y=1+(-3)+4
____ ______
3. 3
X=6 Y=1-3+4
__ ____
3. 3
X=2 Y=2
__
3
triangle ABC 's incentre= (2,2
( __
3
serdan2114:
In center is not centroid
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