If AC = 2.4cm, BC = 1.5cm, then the area of △ AEC is______ .
∵∠ C = 90 °, AC = 2.4cm, BC = 1.5cm, ∵ s △ ABC = 12ac · BC = 12 × 2.4 × 1.5 = 1.8cm2, ∵ CE is the middle line of △ ABC, ∵ AEC area = 12S △ ABC = 12 × 1.8 = 0.9cm2
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