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Mathematics
Mathematics
Problem
The points
O
(
0
,
0
)
O(0,0)
O
(
0
,
0
)
,
A
(
k
,
4
)
A(k,4)
A
(
k
,
4
)
and
B
(
3
,
−
2
)
B(3,-2)
B
(
3
,
−
2
)
form a triangle
O
A
B
OAB
O
A
B
. Find the value(s) of
k
k
k
for which
△
O
A
B
\triangle OAB
△
O
A
B
is right-angled at
O
O
O
.
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