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5
Thrice and Angle and Integral Sides
Thrice and Angle and Integral Sides
Source:
January 22, 2015
calculus
geometry unsolved
geometry
Triangle
perimeter
Problem Statement
Let
A
B
C
ABC
A
BC
be a triangle with integral side lengths such that
∠
A
=
3
∠
B
\angle A=3\angle B
∠
A
=
3∠
B
. Find the minimum value of its perimeter.
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