In ABC, DE is parallel to BC where AD =3cm ,DB=2cm ,DE=4cm. Find BC
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Answer:
since DE parallel to BC therefore by bpt , AD by DB equal to AE by EC. 3 by 2 equal to AE by 4.4multiplied by 3 whole divided by 2 equal to AE
12 divided by 2 equal to AE . Therefore 6 equal to AE.
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BC =8cm....................
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