Report - Scanned by CamScannermaths.apepanthiya.lk/resources/al/papers/2017... · 2a 2 W 2a Q AB A B 00B. (qqoe ac.5eJ 00. 11 300 300 N (b) AB, BC, AD, BD CD AB = a BC = 2a Ozn BÂD = = BCD

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