The area of ABCD is 10.5.
AB = 8 BE = 2 [ABE] = 1/2(8 * 2)
AD = 5 DF = 2 [ADF] = 1/2(5 * 2)
CF = 6 CE = 3 [CEF] = 1/2(6 * 3)
[ABCD] = AB * AD = 8 * 5 = 40 square units
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