You can
put this solution on YOUR website!There are 6 equilateral triangles in a hexagon
Each one is 1/6 of the area
Area of a triangle = a

b = 10
The height is the perpendicular line that bisects one of the 60 degree
angles of the triangle. It divides the equilateral into two
triangles with sides in the ratio

:

:

In this case, the sides are

:

:

answer