Equiangular hexagon $ABCDEF$ has side lengths $AB=CD=EF=1$ and $BC=DE=FA=r$. The area of triangle $ACE$ is $70\%$ of the area of the hexagon. What is the sum of all possible values of $r$?
Question:
Equiangular hexagon $ABCDEF$ has side lengths $AB=CD=EF=1$ and $BC=DE=FA=r$. The area of triangle $ACE$ is $70\%$ of the area of the hexagon. What is the sum of all possible values of $r$?
Answer:
Let's think step by step.

user
6
Equiangular hexagon $ABCDEF$ has side lengths $AB=CD=EF=1$ and $BC=DE=FA=r$. The area of triangle $ACE$ is $70\%$ of the area of the hexagon. What is the sum of all possible values of $r$?
train