选择题
2015 AMC 8 Problem 21: Equiangular Hexagon Construction
In the figure, hexagon ABCDEF is equiangular, ABJI and FEHG are squares with areas 18 and 32 respectively, triangle JBK is equilateral, and FE = BC. What is the area of triangle KBC?
2015 AMC 8 第 21 题：等角六边形构造
图中，六边形ABCDEF是等角形，ABJI和FEHG是面积分别为18和32的正方形，三角形JBK是等边形，FE = BC。三角形KBC的面积是多少
A.
6√2
B.
9
C.
12
D.
9√2
E.
32