and L(iii) AD = (7x-4) cm, AE = (5-2) crn, toiand EC 3x cm.3. D and E are points on the sides AB and AC respectively of a deach of the following cases, determine whether DE| |BC or not(i) AD = 5.7 cm, DB = 9.5 cm, AE = 4.8 cm and(ii) AB = 11.7 cm, AC = 11.2 cm, BD = 6.5 cm and D(ii) AB 10.8 cm, AD -6.3 cm, AC-9.6 cm and a(iv) AD = 7.2 cm, AE = 6.4 cm, AB = 12 cm and AC = 10 cm.EC 8 cm.AE = 4.2 cm.EC 4 cm.

and L(iii) AD = (7x-4) cm, AE = (5-2) crn, toiand EC 3x cm.3. D and E

1.	and L(iii) AD = (7x-4) cm, AE = (5-2) crn, toiand EC 3x cm.3. D and E are points on the sides AB and AC respectively of a deach of the following cases, determine whether DE\| \|BC or not(i) AD = 5.7 cm, DB = 9.5 cm, AE = 4.8 cm and(ii) AB = 11.7 cm, AC = 11.2 cm, BD = 6.5 cm and D(ii) AB 10.8 cm, AD -6.3 cm, AC-9.6 cm and a(iv) AD = 7.2 cm, AE = 6.4 cm, AB = 12 cm and AC = 10 cm.EC 8 cm.AE = 4.2 cm.EC 4 cm.
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