The length of each side of an equilateral triangle A B C ABC A BC is 3 cm. Let D D D be a point on B C BC BC such that the area of triangle A D C ADC ...
Question
The length of each side of an equilateral triangle
is 3 cm. Let
be a point on
such that the area of triangle
is half the area of triangle
. Then the length of
, in cm, is: