Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Mathematics
Mathematics
Problem
If the four distinct points
(
4
,
6
)
(4, 6)
(
4
,
6
)
,
(
−
1
,
5
)
(-1, 5)
(
−
1
,
5
)
,
(
0
,
0
)
(0, 0)
(
0
,
0
)
and
(
k
,
3
k
)
(k, 3k)
(
k
,
3
k
)
lie on a circle of radius
r
r
r
, then
10
k
+
r
2
10k + r^2
10
k
+
r
2
is equal to A 34 B 32 C 35 D 33
Browse the problem library