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Mathematics
Mathematics
Problem
Without using Pythagoras Theorem, show that
(
4
,
4
)
(4, 4)
(
4
,
4
)
,
(
3
,
5
)
(3, 5)
(
3
,
5
)
and
(
−
1
,
−
1
)
(-1, -1)
(
−
1
,
−
1
)
are the vertices of a right-angled triangle.
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