As shown in the figure, if △ ABC ≌ △ ade, ∠ EAC = 30 °, then ∠ bad=______ Degree

∵ △ ABC ≌ △ ade, ∵ ∠ cab = ∠ ead, ∵ ∠ EAB is the common angle, ∵ ∠ Cab - ∠ EAB = ∠ ead - ∠ EAB, i.e. ∠ EAC = ∠ bad, known as ∠ EAC = 30 ° and ∠ bad = 30 °. So the answer is: 30

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