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47. ThIn triangle ABC, D and E are points on the sides AB and AC respectively. For each of the following cases show that DE is parallel to BC: (i) AB=10.8cm, BD=4.5cm, AC=4.8cm and AE=2.8cm (ii) AB=1.28cm, AC=2.56cm, AD=0.16cm, AE=0.32cm |
| Answer» 47. ThIn triangle ABC, D and E are points on the sides AB and AC respectively. For each of the following cases show that DE is parallel to BC: (i) AB=10.8cm, BD=4.5cm, AC=4.8cm and AE=2.8cm (ii) AB=1.28cm, AC=2.56cm, AD=0.16cm, AE=0.32cm | |