In triangle ABC, DE||BC. If AD= 4cm, DB=4.5cm and AE=8cm, find AC
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Answered by
14
AC = AB × AE / AD = 8.5×8/4 = 17
Answered by
23
Step-by-step explanation:
AD/DB=AE/EC
4/4.5=8/EC
4EC=8*4.5
4EC=36
EC=36/4
EC=9
AC =AE+EC
AC=17
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