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Mathematics
Mathematics
Problem
Find the area of a triangle whose vertices are
(
1
,
3
)
(1,3)
(
1
,
3
)
,
(
2
,
5
)
(2,5)
(
2
,
5
)
and
(
7
,
5
)
(7,5)
(
7
,
5
)
using determinants. (J-20)
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