Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Problem
Problem
In triangle
A
B
C
ABC
A
B
C
,
a
=
5
,
b
=
4
,
c
=
3
a = 5, b = 4, c = 3
a
=
5
,
b
=
4
,
c
=
3
.
G
G
G
is the centroid of triangle. If
R
1
R_1
R
1
be the circumradius of triangle
G
A
B
GAB
G
A
B
then the value of
a
65
R
1
2
\frac{a}{65} R_1^2
65
a
R
1
2
must be
Browse the problem library