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Mathematics
Mathematics
Problem
Show that the points
(
−
2
,
3
)
(-2, 3)
(
−
2
,
3
)
,
(
8
,
3
)
(8, 3)
(
8
,
3
)
and
(
6
,
7
)
(6, 7)
(
6
,
7
)
are the vertices of a right-angled triangle.
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