Minimum perimeter
Geometry
Level
5
As shown, \(ABC\) is an equilateral triangle of side length 10. The points \(D, E\) and \(F\) on \(BC, AB\) and \(AC\) respectively with \(DB=2\). Let \(s= DE+EF+FD\). Find the minimum value of \(\lfloor 100s\rfloor\).
by
Chan Lye Lee