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5. As shown in figure, BC//DE， AE = 3 cm, EC = 2cm, if the area of triangle ADE is 18cm²; find
（I） the area of triangle ABC
（ii）the area of trapezium DEBC
（iii）the area of triangle BDE​

5 As shown in figure BCDE AE 3 cm EC 2cm if the area of triangle ADE is 18cm findI the area of triangle ABC iithe area of trapezium DEBCiiithe area of triangle class=

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