In the given figure we are to find the area of trapezium if DE∥BC area of triangle ABC is 18 cm2 by using the properties of similarities.
ML Aggarwal Avichal Publication class 10, chapter 13.3, question no 7(iii)
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Therefore,
Area of trapezium = Area of ΔABC – Area of ΔDEB
=18-2
=16 cm2