KEAM 2014 Math Paper

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Question : 85 of 120

Marks: +1, -0

If |

2a	x1	y1
2b	x2	y2
2c	x3	y3

|=

abc

2

≠0, then the area of the triangle whose vertices are (

x1

a

,

y1

a

),(

x2

b

,

y2

b

) and (

x3

c

,

y3

c

) is

1
4
abc
1
8
abc
1
4
1
8
1
12

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